Yuka married a man who already had a child. But her husband died in an unexpected accident, leaving her alone with the husband's child, 一彦. 一彦, who resented having a suddenly arrived mother, couldn't accept his father's death and escaped reality by assaulting her. One day, their classmate 真田 found out about this. 一彦 begged him to keep it secret, but the delinquent 真田 pressed, "Then lend me your mother too."…