Hitodenashi no Utage

A young woman named Yuki finds herself trapped in a strange, isolated mansion after a series of unsettling events. She is held captive by a group of mysterious individuals who subject her to a variety of psychological and physical torments. The story follows her struggle to understand her situation and find a way to escape.

As Yuki endures the relentless abuse, she begins to uncover the dark secrets of her captors and the true purpose of her imprisonment. The line between reality and delusion blurs, forcing her to confront her own past and the nature of the twisted game being played.