An omega named Choi jaewon enjoys a carefree life abroad with his alpha friends. When he returns to Korea after being deceived by his father to get some money , a marriage with his childhood friend awaits him- the alpha, Yang junhee! Unlike their childhood days, seeing junhee now , jaewon feels that’s he’s jaewon’s type so he proceeds with the marriage , jaewon promises something to junhee but jaewon can’t remember it at all. A sexual romantic comedy about jaewon and junhee soon begins .