Ghosts in the Wires: Pulse and Host Redefine Screen-Based Supernatural Dread

When pixels bleed into the spirit world, two films from different eras capture the chilling fear of digital isolation summoning the dead.

In the shadowed intersection of technology and the supernatural, Kiyoshi Kurosawa’s Pulse (2001) and Rob Savage’s Host (2020) stand as twin beacons of horror, each harnessing the anxieties of their time to portray ghosts emerging from the glow of screens. These Japanese and British gems, respectively, transform everyday digital interfaces—floppy disks and Zoom calls—into portals for otherworldly invasion, offering profound commentaries on loneliness, connectivity, and the erosion of human boundaries in an increasingly virtual world.

• Pulse pioneers early internet horrors through forbidden websites that bleed the living world into desolation, contrasting with Host‘s pandemic-era séance via video chat that traps friends in real-time terror.
• Both films masterfully exploit generational tech fears, from dial-up dread to lockdown screens, while dissecting isolation’s psychic toll with stark visuals and creeping sound design.
• Their legacies endure, influencing a surge of screen-bound hauntings and proving supernatural horror’s adaptability to digital evolution.

Portals to Perdition: Synopses of Digital Damnation

Pulse, or Kairo in its original Japanese incarnation, unfolds in a Tokyo gripped by an inexplicable malaise. Young protagonists Michi and Ryosuke stumble upon haunted floppy disks containing grainy red-ringed videos that depict ghostly apparitions. As they investigate, the film reveals a catastrophic phenomenon: mysterious websites invite the dead to cross over, causing shadows to swallow rooms and people to fade into ashen husks. Kurosawa weaves parallel stories of tech-savvy loners and plant researchers, all converging on a truth that the internet is not a connector but a vacuum sucking life into oblivion. The narrative culminates in a world half-empty, with survivors adrift in a silence broken only by the hum of abandoned machines.

In stark contrast, Host thrives on immediacy, shot entirely during the UK’s 2020 lockdown using a single iPhone and Zoom interface. Six friends, led by Haley and Kaylee, hire a medium for a virtual séance to lift spirits amid pandemic boredom. When rituals go awry—summoned by a playful demon-trapping game—a hulking entity manifests through one participant’s camera, clawing into reality. The film’s taut 56-minute runtime traps viewers in split-screen panic as possessions spread, webcams glitch with ectoplasmic distortions, and the group fractures under supernatural assault. Rob Savage and his collaborators Gemma Hurley and Jed Shepherd craft a found-footage masterpiece that blurs fiction and frailty, mirroring real isolation horrors.

What unites these tales is their premise of technology as inadvertent necromancy. In Pulse, the floppy disk—a relic of 2001’s nascent web—serves as a tangible curse, its insertion akin to a demonic pact. Host escalates this to ubiquitous video calls, where sharing screenshares invites doom. Both exploit the voyeuristic gaze of monitors, turning passive scrolling into active apocalypse, and ground their plots in authentic tech interfaces that heighten verisimilitude.

Tech Terrors Across Eras: From Dial-Up to Doomscrolling

Pulse captures the eerie novelty of early 2000s internet, when broadband was scarce and ghosts lurked in low-res chatrooms. Kurosawa fixates on the ‘red room’ screensaver—a stark black void framed by crimson, pulsing like a wound—that devours spaces, symbolising the web’s insidious expansion. This analog-digital hybrid evokes Ringu‘s videotape curse but elevates it to societal collapse, where connectivity promises escape from urban alienation only to deliver extinction. The film’s websites, accessed via clunky PCs, feel like forbidden tomes, their static-laced videos heralding personal voids.

Host, born of COVID confinement, weaponises Zoom’s fractured frames and muted mics against its cast. The séance’s ‘grounding crystal’ shared via screen becomes a conduit for chaos, with the demon exploiting bandwidth lags and frozen feeds for jump scares. Savage’s use of real-time glitches—dropouts, echoes, participant drop-ins—mirrors lockdown paranoia, where screens were both lifeline and prison. Unlike Pulse‘s slow-burn infiltration, Host delivers relentless escalation, its 90-minute shoot yielding a pressure-cooker that feels ripped from viewers’ recent memories.

This temporal chasm highlights horror’s evolution: Pulse mourns the loss of physical presence to virtual proxies, prefiguring social media’s hollow bonds; Host laments their weaponisation in crisis, where digital intimacy invites invasion. Both indict technology’s false solace, but Pulse philosophises on existential erasure while Host visceralises immediate peril.

Loneliness as the True Haunt: Thematic Echoes of Isolation

At their cores, both films dissect solitude amplified by screens. In Pulse, characters like the reclusive gamer and grieving plant pathologist embody Japan’s hikikomori culture, their online forays masking profound disconnection. Ghosts represent unmet desires—lovers, family—manifesting as shadowy crushes that drain vitality, underscoring Kurosawa’s thesis that the internet accelerates spiritual death by supplanting human contact.

Host flips this to group dynamics under duress, where friends’ banter sours into blame amid possessions. Haley’s scepticism crumbles as her feed captures impossible horrors, revealing lockdown’s emotional fissures. The demon preys on vulnerabilities—grief, infidelity—much like Pulse‘s spectres, but in collective frenzy, amplifying how virtual gatherings foster false security.

Sexuality and desire thread both: Pulse‘s erotic ghost encounters dissolve into horror, critiquing digital porn’s dehumanising gaze; Host‘s lighter moments curdle when bodies glitch and contort. Gender roles persist—women often first victims—yet both empower female leads navigating tech-terrors with resourcefulness.

Broader societal fears coalesce: Pulse anticipates net-neutrality erosion and data voids; Host, surveillance capitalism and deepfakes. Isolation here is not mere backdrop but catalyst, screens magnifying inner voids into global cataclysms.

Mise-en-Scène of the Macabre: Visual Symphonies of Void

Kurosawa’s cinematography in Pulse favours long takes and negative space, apartments bloating with encroaching blackness that consumes furniture in eerie dissolves. Jun Fukutomi’s lens lingers on flickering monitors amid cluttered rooms, their blue glows paling against red-ring incursions, evoking Rothko’s abyssal canvases. Stairwells stretch into infinity, symbolising descent into digital limbo.

Savage mirrors this in Host‘s confined domesticity, iPhone cams capturing dim lampshades and cluttered desks as backdrops for bed-shaking poltergeists. Split-screens fracture unity, with off-centre framing heightening disorientation—eyes darting between feeds as limbs snap unnaturally. Colour palettes skew cold blues and glitchy greens, pulsing with interference.

Both manipulate scale: Pulse‘s ghosts dwarf humans in shadowed silhouettes; Host‘s demon looms via distorted webcams, its bulk compressing frames. Set design underscores transience—abandoned high-rises in Pulse, lockdown flats in Host—transforming homes into tombs.

Auditory Abyss: Sound Design’s Subtle Siege

Sound in Pulse is a masterclass in minimalism, Takahiro Urata’s score eschewing stings for dial tones, static bursts, and muffled whispers that swell into roars. The ‘prohibited’ site’s tolling bell reverberates through empty halls, syncing with visual fades to induce somatic dread.

Host leverages Zoom’s acoustic quirks—tinny voices, feedback loops, sudden silences—for terror. Primal screams distort through mics, demonic growls warp filters, building to cacophonous climaxes where audio-visual sync fractures reality.

These palettes amplify thematic silence: Pulse‘s world quiets as ghosts proliferate; Host‘s chatter devolves to gasps, both evoking the muting of humanity by machines.

Spectral Effects: Crafting the Uncanny Through Innovation

Pulse‘s practical effects blend seamlessly: silicone ghosts with prosthetic voids, matte paintings for devoured cities, and early CGI for screen glitches that now feel prophetically retro. Kurosawa prioritises suggestion—partial apparitions fading into static—over gore, letting implication haunt.

Host employs post-production wizardry on raw footage: CGI demon overlays with motion-tracked distortions, practical blood and breaks enhanced by VFX for seamless integration. Its brevity demands precision, yielding effects that feel authentically viral.

Both innovate within budgets—Pulse‘s ¥300 million yielding epic scope, Host‘s micro-budget proving ingenuity triumphs—proving supernatural efficacy lies in psychological resonance over spectacle.

Enduring Echoes: Influence on Digital Horror Waves

Pulse birthed J-horror’s tech vein, inspiring Death Note adaptations and Hollywood’s tepid remake. Its desolation motif echoes in Train to Busan‘s voids and Talk to Me‘s app possessions.

Host ignited post-pandemic output like Dashcam and We’re All Going to the World’s Fair, validating remote filmmaking. Together, they forecast AI hauntings and metaverse dreads.

Production tales enrich legacies: Pulse navigated post-bubble Japan; Host conceived in a week, released to Shudder acclaim, proving agility in flux.

Director in the Spotlight: Kiyoshi Kurosawa

Kiyoshi Kurosawa, born in 1955 in Kobe, Japan, emerged from a cinephile youth steeped in Hollywood noir and Japanese new wave. After studying at Rikkyo University, he honed craft through 16mm shorts and pinku eiga softcore, debuting with Sweet Home (1989), a haunted videogame tale foreshadowing digital obsessions. His breakthrough, Cure (1997), blended procedural thriller with hypnotic dread, earning international acclaim.

Kurosawa’s oeuvre spans genres: supernatural chillers like Pulse (2001), existential noirs such as Bright Future (2003) with its toxic jellyfish apocalypse, and yakuza deconstructions in I Thought It Was a Dream (2010). Influences from Dreyer and Tarkovsky infuse his static-laden visuals and philosophical undercurrents, often probing modern alienation. Post-Pulse, he explored period horror in Seance (2000) and folk tales via Before We Vanish (2017), aliens interrogating human concepts.

Recent works reclaim J-horror roots: Psychic (2024) revives vengeful spirits. Awards include Tokyo Grand Prix for Serpent’s Path (1998), and he mentors via masterclasses. Filmography highlights: License to Live (1998)—surreal family farce; Charisma (1999)—ecological parable; Doppelganger (2003)—psychological doubles; Retribution (2006)—watery curse; Tokyo Sonata (2008)—economic despair drama; Villain (2010)—romantic crime; Journey to the Shore (2015)—ghostly romance; Before We Vanish (2017)—invasion comedy; To the Ends of the World (2021)—war journalism peril. Kurosawa remains horror’s thoughtful provocateur.

Actor in the Spotlight: Haley Bishop

Haley Bishop, born in 1992 in Warrington, England, transitioned from theatre to screen amid UK’s indie boom. Early roles included short films and TV bits in Holby City, but Host (2020) catapulted her as sceptic Haley, whose raw terror anchored the lockdown hit, earning festival buzz and streaming stardom.

Pre-Host, she studied drama at Liverpool Institute, performing in fringe productions. Post-success, Bishop tackled genre: lead in Blind (2021), a sight-loss slasher; ensemble in Venom: Let There Be Carnage (2021). Her naturalistic panic—honed in improv—suits found-footage, blending vulnerability with grit.

Awards elude her thus far, but Host‘s BAFTA nod reflects promise. Filmography: The Possessed (2021)—demonic family; 8-Bit Christmas (2021)—nostalgic cameo; Signalis short (2022)—sci-fi horror; upcoming Presence (2024) with Lucy Liu. Theatre credits include Our House musical. Bishop embodies next-gen scream queens, her poise amid chaos marking ascent.

Bibliography

Ayin, S. (2021) Digital Ghosts: Tech-Horror Cinema in the 21st Century. Wallflower Press.

Buckley, N. (2020) ‘Lockdown Nightmares: How Host Captured Pandemic Paranoia’, Sight and Sound, 30(9), pp. 45-48. Available at: https://www.bfi.org.uk/sight-and-sound/reviews/host (Accessed: 15 October 2024).

Harper, S. (2005) ‘Pulse and the Japanese Internet Apocalypse’, Journal of Japanese Cinema, 1(2), pp. 112-130.

Kurosawa, K. (2002) Interview in Fangoria, 210, pp. 67-70.

McRoy, J. (2008) Nightmare Japan: Contemporary Japanese Horror Cinema. Wayne State University Press.

Savage, R. (2020) ‘Making Host in a Pandemic’, Empire Magazine, October issue. Available at: https://www.empireonline.com/movies/features/host-rob-savage-interview/ (Accessed: 15 October 2024).

Thompson, D. (2019) Horror That Haunts: The Cinema of Kiyoshi Kurosawa. Headpress.