Alteratio
Release date: Oct 22, 2025
Developers: Tersalos Studios
Publishers: Tersalos Studios
Genres: Action, Adventure, Indie
Categories: Single-player, Steam Achievements, Custom Volume Controls, Playable without Timed Input, Stereo Sound, Subtitle Options, Family Sharing
Supported languages: English, Spanish - Spain, Traditional Chinese

Game Description Assume the role of a young college student who, upon returning home from a seemingly normal day, finds a terrifying reality: his parents have disappeared without a trace. What begins as a quiet search soon turns into a terrifying experience, as a dark and menacing presence begins to stalk you. Immerse yourself in this first-person horror game filled with psychological scares, intricate puzzles, and gripping mysteries. With an atmospheric design that keeps you on edge, the game blends exploration, story-driven moments, and unexpected jump scares to keep players engaged. As the terror intensifies, you must not only confront the creature chasing you, but also your own deepest fears. In this harrowing journey of self-discovery, every decision will be crucial to your survival. Story Set in the rich cultural tradition of the First Nations of North America, in eastern Nova Scotia, this narrative introduces you to the Algonquians, who believed in an evil creature with spiritual power that haunted the inhabitants of the region. In this story you play as Timmy, a young university student whose life is thrown into chaos after the mysterious disappearance of his parents. The narrative weaves folklore and personal horror, drawing players into an immersive and chilling experience. Inspired by local legends, the game delivers a fresh perspective on psychological and supernatural terror. Investigate the truth about what happened to your parents, solve puzzles and unravel the story as a strange creature stalks you. Explore a house full of dark secrets and uncover clues that slowly reveal the plot. Game Mechanics The game focuses on exploration and puzzle solving, where you will investigate every corner of the house in search of clues about your family's disappearance. The puzzles are designed to challenge your logic and mental agility, offering a constant challenge as you progress. Throughout your search, you will avoid an evil presence that stalks you. The tension will increase as you explore, and you will always have to be aware of the sounds and movements around you. Every step counts, and the mystery behind your family's disappearance is waiting to be revealed. Call to Action Prepare to face your fears in a psychological horror experience that will challenge both your wits and your courage. Do you have what it takes to uncover the truth behind your family's disappearance and survive the darkness that stalks you? Dive into this game and face the nightmare that awaits you.