
Survive three nights of absolute terror while more than 10 monsters hunt you down. Explore secret paths, complete tasks, use your flashlight and scanner, upgrade your abilities, and face an intense survival experience.
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About

Protocol Nightmare
Is a first-person horror game that combines exploration, survival, upgrades, and intense chases. You will have only three nights to uncover the secrets of the facility — while more than 10 different monsters relentlessly hunt you down.
Trapped in a mysterious location filled with power failures, broken cameras, and creatures that move through the darkness, your only chance is to stay one step ahead of whatever is stalking you.
More than 10 unique monsters
Each creature has its own behavior, sounds, and hunting strategies. No night will ever be the same.
Flashlight and task scanner
Use your flashlight to illuminate your path and repel certain threats.
The scanner helps you find tasks scattered throughout the map — essential to keep systems running and to survive.
Task System
There are two types of tasks:
• Normal tasks: repair cameras, lights, and essential systems.
• Special tasks: unique events that completely change the course of the night.
Secret paths
Discover hidden passages that allow you to escape monsters, access exclusive rooms, and reveal pieces of the story.
Player upgrades
Improve abilities such as speed, stamina, flashlight duration, scanner accuracy, and other crucial advantages for survival.
Three nights of pure terror and adrenaline
Each night increases the intensity, monster aggression, and task complexity.
Survive… if you can.
Cinematic atmosphere and heavy tension
Dark lighting, unpredictable sounds, jump scares, and random events create an experience where you never feel safe.
If you enjoy psychological horror, intense chases, and oppressive atmosphere, Protocol Nightmare delivers an adventure full of adrenaline, mystery, and pure despair.
Stats
All-time low is the lowest price we've recorded for this game since we started tracking it.
Languages: English*, French, Italian, German, Spanish - Spain, Simplified Chinese, Traditional Chinese, Korean, Spanish - Latin America, Japanese, Polish, Portuguese - Brazil +4 more
Reviews
똥.덩.어.리
One of the most challenging and addictive horror games I’ve ever played. Played in first person, the game delivers an intense horror experience focused entirely on survival and constant escape. The goal is simple but brutal: survive three nights while extremely dangerous creatures hunt you nonstop. There’s no room for mistakes here — if you die, you start all over again, which makes every decision feel heavy and every moment incredibly tense. What really makes this experience stand out is that, despite being extremely difficult, the game never feels unfair. The tasks spread across the map allow you to level up your character, improve your chances of survival, and better plan each night. On top of that, the rituals add a very interesting strategic layer, giving you the ability to temporarily trap enemies and catch your breath during critical moments. The variety of threats keeps the horror fresh at all times. Clowns, killer dolls, a nun, werewolves, and possessed people create unpredictable situations, relentless chases, and a constant feeling of danger. The game forces you to learn through failure, memorize routes, and stay calm even when everything feels out of control. After many attempts, I finally managed to finish the game, and the sense of accomplishment was huge. The level of polish, atmosphere, and overall design genuinely makes it feel like a game developed by a large studio, not just a single person. I honestly ended up falling in love with this experience. This is not a game for casual players. But if you enjoy intense horror, high difficulty, and the satisfaction of overcoming something truly challenging, this game delivers exactly that. Highly recommended for fans of hard, unforgiving horror games.
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Trends
Concurrent players on Steam, sampled daily since tracking started.
Momentum
Pace estimated from the game's recent review growth (our daily snapshots) at its own sales-per-review ratio — a momentum signal, not booked sales.
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