On a stormy night, Toda Makoto, a serial rapist escaped from prison, breaks into a house looking for shelter. Hearing a noise, he rapes Hikari. After murdering her husband and using it as blackmail, he continues hiding in the couple's home. Unable to suppress his uncontrollable sexual desires, the rapist keeps violating the woman, tormented by his own inner suffering. Hikari, repeatedly assaulted, holds close the man's profound sorrow yet remains powerless to change her situation.