Baekhyun ends up moving to Seoul because his mother sent him looking for a girlfriend. Meanwhile he finds a nice girl named Yuri (snsd)and plans to have a date but she says she doesn't like him as he liked her. So he found another girl named Seohyun (snsd) who he likes very much and she likes him as well. They start dating just as Yuri comes and say she likes him and wants to date. What he doesn't know is that they are both spies!