My Dear Sister is a first-person story-driven mystery-horror game with puzzles and exploration experience. The game focuses on the secrets of Fellows Family and the story of twin sisters Alice and Astrid.
We are not affiliated with IsThereAnyDeal.











WELCOME TO FELLOWS FAMILY MANSION After 10 years, Alice receives a letter from her lost twin sister Astrid, and now she stands in front of Fellows Family Mansion. She looks at the letter and the family photo under the heavy rain, her childhood memories are so dark. Why she lost her twin sister? What was the secrets of Fellows Family? Why did they leave her to a foster family after Astrid’s disappearance? On a dark November night, Alice should solve Astrid’s puzzles to find the answers of these questions. My Dear Sister It is a single player story horror game. It is a game where players will progress by solving various puzzles and solve mysteries.
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.











WELCOME TO FELLOWS FAMILY MANSION After 10 years, Alice receives a letter from her lost twin sister Astrid, and now she stands in front of Fellows Family Mansion. She looks at the letter and the family photo under the heavy rain, her childhood memories are so dark. Why she lost her twin sister? What was the secrets of Fellows Family? Why did they leave her to a foster family after Astrid’s disappearance? On a dark November night, Alice should solve Astrid’s puzzles to find the answers of these questions. My Dear Sister It is a single player story horror game. It is a game where players will progress by solving various puzzles and solve mysteries.
My Dear Sister is a first-person story-driven mystery-horror game with puzzles and exploration experience. The game focuses on the secrets of Fellows Family and the story of twin sisters Alice and Astrid.
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.