Mahiro is suddenly abandoned by the man she loves. One day, she uses a duplicate key to break into her ex-boyfriend's house. I felt a strong ecstasy rise as I hid in the closet and observed my ex-boyfriend's life. Since then, Mahiro's behavior has become extreme. Like unilaterally marrying an ex-boyfriend who has already made sleeping pills. The whole story of a crazy love affair is repeated over and over marked by tides and saliva.
