In a psychiatric hospital in a forgotten corner of Japan, the patients' lives unfold in a monotonous routine shadowed by their traumas. A young nurse, filled with hope and compassion, arrives at the facility intending to help the downtrodden and heal their emotional wounds. However, she soon discovers that the hospital is a microcosm of dark desires and disturbing secrets.
The patients, each with their own story of suffering, begin to exhibit unsettling behaviors that challenge the nurse's perception of reality. Amid power struggles and manipulation, the young woman becomes the object of interest for a strange and charismatic patient who seems to know more than he lets on. As her fascination with him grows, she becomes immersed in a game of seduction and domination that leads her to question her own sanity.
As the plot unfolds, the lines between desire and madness blur, and the nurse finds herself caught in a whirlwind of passions and ambiguous motives. Emotional storms erupt around her, and each twist reveals more about the tragic stories of the inmates and the hidden reasons that brought them to the hospital. In an unexpected climax, the horror and beauty of love collide, showing that sometimes the line between salvation and damnation is thinner than we imagine.