Mr. Jang suggests that Soo Yeon get a thorough medical check-up because his inflammation level came out too high, but Soo Yeon refuses, saying that he is perfectly fine now. Meanwhile, Soo Yeon happens to see In Woo having a talk with Director Jo who made Soo Yeon severely injured in the past. Soo Yeon gets disappointed that In Woo is still associating with Director Jo.
This series follows people who work diligently at Incheon International Airport. Lee Soo Yeon graduated from prestigious KAIST. He begins work at Incheon International Airport and gives himself a goal of six months to get used to working there. Lee Soo-Yeon is a mysterious man who keeps people at a distance. There, he meets Han Yeo Reum. She is a new employee in the passenger service team. She wants to be a perfectionist, but her reality is a little different. She makes a lot of mistakes.
