Ataru who lost his father and became lonely for the rest of his life. I quit my job and lived on my father's insurance. It was when I was thinking, "If this money runs out, it's up to that point." Hitomi, the mother who left home with Ataru, is back ... Ataru is not accepted obediently and takes a rebellious attitude toward her mother who takes good care of her. The truth is, I've been thinking about my mother all the time ... Ataru spends time with her with mixed emotions, but one day her mother tells her the truth about running away from home.