Kim Rok Soo wakes up in the body of a minor villain who is about to be beaten by the protagonist. Okay, let's- Forget about the protagonist! I'm pregnant!? Kim Rok Soo is Alpha, and he suddenly has to carry a baby in his tummy? Isn't Cale an Alpha!? Ouh, he's never done a gender test. "What should I do?" Kim Rok Soo never took classes about pregnancy. Why did he take that class when he was an Alpha? Now Kim Rok Soo regrets not attending the class.