Eunhye kept her braveness by sending her love letter to Jang Hyunseung but bad luck happen to Eunhye because her crush just passed her, not saw Eunhye but someone saw her, a devil. His name is Lee Kikwang. Since then, Eunhye always bullied by Kikwang. The next day, Eunhye got to know her mom's boyfriend and shocked that her future brother is Kikwang!

All hell breaks loose.