The father is a boyish boyfriend, the male and female protagonists are childhood sweethearts, and the female protagonist is a cannon fodder that has been born through pregnancy. She is the stepping stone control group of the original Koi heroine. She accidentally discovered that being with the male protagonist can counteract the aura of the original heroine, so her strength came. The male protagonist is particularly doting on the female protagonist and has protected her since she was a child.
