He divorced and adopted the younger brother of his sons and brothers and raised him. Her ex-husband dies, and the three are reunited. I was going to go on a trip with the three of us this time, but my younger brother couldn't make it, so I decided to travel with my brother. In fact, my brother was beginning to be aware of my mother as a woman while I couldn't see her for many years ... I've always loved her... I can't stand it anymore. Chisato refuses once, but only once due to her brother's strong enthusiasm ... and forgiving. - It shouldn't end with intense pleasure in one time ... A new relationship between parents and children who indulge in forbidden pleasures begins now.