Yui, a married woman, decides to return to her parents' home after her husband's violence continues. However, with Kokoro still wounded, she has no hope of showing her parents and wanders aimlessly. There, she meets a childhood friend and is drawn to his genuine kindness, both in body and Kokoro. She can't stop... In a place where no one can disturb her, Yui becomes obsessed with sex to fill her wounded Kokoro. She keeps climaxing, as if she is asking for it again and again... as if she is broken...