After waking up for being in a coma for 10 years, Minseo lost all her memories, but why would her loving brothers treat her like a baby? Being forced to leave alone, curiosity began to spread on her mind until she discovers her uniqueness. At the same time, Minseo will try to find out what her family is hiding for 12 years, but will she be successful? In the process, for an 18 year old girl running away from a forced engagement meeting, she sneaked into someone's room to hide, but who would ever thought she would fall in this situation. Do you know the consequences for entering a man's room? He grabs her waist while holding the back of her neck then slowly whispering in her ear with his hot breath and sexy magnetic voice. You only have two options... Marry me... Or I kill you?