Seong Suk's family runs an airline. If he wants to inherit the company, he needs to get married. Hae Joo is constantly pressured by her mother and 3 older brothers to get married, but she wants to live her life on her . Seong Suk and Hae Joo meet on a blind date. To get what they want, they decide to enter into a contract marriage. They will pretend they are a married couple for 3 years. During their wedding preparations, they face unexpected difficulties.