Soo-jin (Lee Cho-hee) is an optimistic and kind girl. She works at a duty-free shop and has a blank love life for 25 years. Even her first kiss is still intact. Although she feels a little lonely, Soo-jin firmly believes that there will be a good man waiting for her on the road ahead. One day, Soo-jin picked up a passport and finally found the owner of the passport (Choi Ji-woo) after a lot of effort. Who knew that this bright and beautiful beauty turned out to be the messenger of love? In order to repay Soo-jin, she decided to help Soo-jin realize her strongest wish. Soo-jin's childhood friend Lee Joon-gi (Lee Joon-gi), her stern and cold boss Park Hae-jin (Park Hae-jin), the mysterious agent Ji Chang-wook (Ji Chang-wook), and the lively and cheerful young man Kim Jong-in (Kim Jong-in), as if suddenly, these men of different "styles" appeared around Soo-jin.