Sister Ray is a 2D RPG that delves into the challenging life of an artist struggling with addiction while caring for her younger sister. Players navigate through the complexities of Ray's daily existence, focusing on maintaining her health and concealing her drug dependence from those around her. The game combines survival elements with a narrative that emphasizes the emotional toll of addiction.

As players progress, they can enhance Ray's drawing and social skills, essential for generating income and managing her circumstances. The gameplay encourages strategic decision-making to secure funds for sustenance while exploring potential avenues for recovery. With its unique storyline and engaging mechanics, Sister Ray offers a thought-provoking experience that tackles serious themes within an interactive format.