Haewon Shin, 20 years old, finally escapes from his three nagging sisters when he gets into a college in Seoul. With his dream to hook up with an attractive guy at a club, he rents a small studio apartment and begins to look for the right guy--and he succeeds. Not only that, he even has the most wonderful one-night stand with him! However, when the guy hears that Haewon majors in culinary art, he makes a suspicious run out of the room.

Meanwhile, the studio that seemed so perfect turns out to have a loud neighbor upstairs. Unable to take the noise any longer, Haewon heads upstairs to confront the matter, only to find that upstairs is not an apartment but a bustling restaurant popular on social media. To Haewon's surprise, he encounters his dreamy one-night stand working there as a chef! But what could be the reason he's giving Haewon the cold shoulder...?