Ontotis is a psychological horror game crafted by a solo developer focusing on atmosphere, mystery and an engaging story. Uncover scattered clues to unveil the chilling fate of the house's residents, while encountering a mysterious humanlike figure seemingly connected to them in their haunting tale.
We are not affiliated with IsThereAnyDeal.















Embark on a haunting journey in Ontotis, where chilling secrets of the past shape a story that blurs reality and nightmare in this psychological horror experience.
Key Features ❖ Engage in an immersive gameplay experience that blends an atmospheric environment with chilling horror elements.
❖ Solve intricate puzzles to progress the story and unlock secrets.
❖ Piece together the mystery by discovering scattered items and pages that hold crucial clues within the game.
❖ Explore different endings based on the items used and mysteries unraveled.
Story You take the role of Robert, a man grappling with the loss of his wife Joann, as he takes on a remote job as a caretaker for abandoned homes during the winter/fall season in search of peace and solitude. However, as a severe storm approaches, you are tasked with securing one final property on the hill. As you secure the house and complete your chores, strange occurrences and unexplained phenomena come to light, along with a mysterious figure that seems linked to the events at hand. Through examination of various objects and clues within the property, you begin to realize that a sinister presence may be at play, leading to a series of unsettling events during your stay as you try to piece together the mystery of the former residents of the house.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.















Embark on a haunting journey in Ontotis, where chilling secrets of the past shape a story that blurs reality and nightmare in this psychological horror experience.
Key Features ❖ Engage in an immersive gameplay experience that blends an atmospheric environment with chilling horror elements.
❖ Solve intricate puzzles to progress the story and unlock secrets.
❖ Piece together the mystery by discovering scattered items and pages that hold crucial clues within the game.
❖ Explore different endings based on the items used and mysteries unraveled.
Story You take the role of Robert, a man grappling with the loss of his wife Joann, as he takes on a remote job as a caretaker for abandoned homes during the winter/fall season in search of peace and solitude. However, as a severe storm approaches, you are tasked with securing one final property on the hill. As you secure the house and complete your chores, strange occurrences and unexplained phenomena come to light, along with a mysterious figure that seems linked to the events at hand. Through examination of various objects and clues within the property, you begin to realize that a sinister presence may be at play, leading to a series of unsettling events during your stay as you try to piece together the mystery of the former residents of the house.
Ontotis is a psychological horror game crafted by a solo developer focusing on atmosphere, mystery and an engaging story. Uncover scattered clues to unveil the chilling fate of the house's residents, while encountering a mysterious humanlike figure seemingly connected to them in their haunting tale.
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.