What is the chance of meeting a girl in wedding dress wearing sneakers in a subway? Huisun is a webtoonist who is out of ideas. That’s when she meets this girl who seems to have a story! The unlucky girl Bogyeong thinks that her husband-to-be ran away because of her and everything that happens to people around her is her fault. But she is so curious this time. She wants to know why her husband-to-be ran away.