Arika married a man with her child.However, her husband died in an unexpected accident and was alone with his child, Kazuhiko.On the other hand, Kazuhiko, whose mother, who was able to suddenly was able to like it, was unable to accept her father's death, and was escaping in reality by attacking her.One day when such an innocent life continues, that fact is known to classmate Sanada.Kazuhiko asks him to keep it secret, but the bad child Sanada is close and says, "If you are your mother, please lend me to me too."
