After receiving SOS from her son who came to Tokyo, her mother, Rena, went to take care of her once a month. However, after going through many times, the love as a family turns into the love of men and women and crosses the line that should not be crossed. You should never have such a brilliant relationship. But how can I get back to normal parent and child now? Rena, who was at a loss, crossed the head of her spoiled son. As a mother, I cannot abandon my child. Rena decides to go to Tokyo again.