Details

Aika remarries Kazuhiko, who has a stepchild, and becomes the mother-in-law of Naoya, the only son of his age. Naoya is shy and doesn't open up to Aika no matter how much he talks to her. One day, Aika sees Naoya being bullied by a classmate and goes to his room. Then, when he starts talking about his classmate, Naoya gets furious and gets raped... A secret event that shouldn't have happened. However, Naoya tells his bad friend about his relationship with his mother-in-law, and Aika's wish for happiness is in vain, even to her son's friends.