Kana, suffering from domestic violence by her father, is sent to live with relatives amid her parents' divorce mediation and custody battle. However, the household is home to a perverse father and older brothers, leaving Kana feeling like she's been thrown to a pack of wild beasts from the start. The brothers force her into sexual acts, threatening to send her back to her abusive father if she resists. Gradually, Kana is driven to the edge...!