Friendship felt better than love. It's fun to be together as human beings - Koki and Kisa are strangely good friends despite being 9 years apart in age. However, as their mutual interests coincide, they rush to get married on the same day, hiding the fact that they have been dating for 0 days from those around them. From the day they got married, their romantic feelings and life were hectic. This is also a kind of contract marriage! ? Kisa and Chara man with zero love experience points? Subaki's relationship with a man and woman is not progressing smoothly! ?