Des:Kosuke is a son with excellent grades, similar to his parents. Momoko is proud of this. However, a letter broke the joy. The truth is that he was mistaken for giving birth. Momoko believes in problems and is secretly seen as a man while being sad. Knowing the truth, Kosuke is surprised, but admits that his mothers suffering is of the opposite sex. In the rain, the two were soaked and asked each other.