I fell in love with my stepmom secretly! Min-jae is not yet ready for enlistment. Every day is a pity. Then I meet Ji-hee through a dating application and spend a hot night. Two years later. In a light footstep Min-jae returns home and pushes the doorbell The woman who stands in front of her instead of Dad is nothing but her one, Ji-hee! Dad who does not know anything and is in the sweetness of honeymoon. The coexistence of these three people is starting to coexist …