Mashou no Kao

Upon returning from school, Keiichi Hayama discovers a woman named Reika in his room, engaged in a solitary act of pleasure. She has been introduced as a new member of the household, taken in by his family following the death of her parents in an automobile accident. This encounter follows a vivid dream Keiichi experienced, where his childhood sweetheart was replaced by a stranger possessing a compelling figure and gaze. He suspects this vision was more than a mere dream and that Reika's presence conceals a troubling reality.