You are a single person who has surrounded by friends who have boyfriends. Because of it, you make up a 'boyfriend' with a fake name and fake pictures without knowing he is actually exist. What happened when he suddenly went to same colleague as yours? Special cast: Y/N as Mingi's ex-girlfriend and Wonwoo's wife (SVT) Jeon Wonwoo as Y/N's husband (BTS) Min Yoongi as Y/N's brother