SOS Incident
PackDev
SOS Incident is a narrative-driven psychological horror adventure inspired by a true crime unsolved mystery brought to life by Nexpo’s original viral video
Gameplay:
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Live through a chilling 1989 case inspired by real events, taking on multiple roles to uncover the truth through gathering clues, interviews, and puzzles.
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The core loop revolves around investigation and solving the mystery by building a narrative on a corkboard, fueled by paranoia, hallucinations, and unreliable memories.
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With just 3 hours before the game self-destructs, players face rising tension, shifting perspectives, and questions that may never be fully answered.
Narrative:
“We didn’t build the sign.”
Those five words changed everything.
After a storm hits northern Japan, two missing hikers are found alive beside a massive SOS sign carved into the earth. But what happens next is where the story begins.
- SOS Incident is a narrative-driven psychological horror game inspired by a real unsolved case brought to life through Nexpo’s original narration. You won’t just watch the mystery unfold — you’ll live it.

