The flight scheduled to leave Incheon International Airport for New York makes an emergency landing at Gimhae Airport due to engine problems. As the passengers will take an alternative flight the following day, they are staying at a hotel provided by the airline during a layover. While staying an unscheduled night at the same hotel, they have an unexpected experience.
Uk-hyeon
Kyung-hak, who has been studying to become a police officer, is forced to pay back his mother’s debt of $20,000. Already struggling and having to work part- time while studying, Kyung-hak is now forced to make big monthly loan payments on top. Eventually, Kyung-hak stops studying and becomes a deliveryman to make ends meet. Meanwhile, cracks start to form in his relationship with his beloved girlfriend Hye-jin.
Geonwoo
Jay, a promising young writer, is about to publish her new book. Geonwoo, Jay′s roommate and lover, works as an English instructor at a private institute and silently assists Jay. Both of them care about each other and are happy as they are. However, Jay’s unplanned pregnancy brings huge changes, causing conflicts between the two.
Man in the Tunnel
Los agentes del Servicio de Inteligencia Nacional de Corea (KNIS), Pyung-ho en el Departamento Internacional y Jung-do en el Departamento Nacional están cazando de forma independiente a un topo norcoreano dentro de la agencia. Durante esta investigación, se encuentran cara a cara con una verdad insoportable y, sin embargo, deben completar sus propias misiones a toda costa.
Jun-seul
La empresa de Young-jin rara vez reconoce su dedicación laboral por ser mujer, mientras a su compañero de trabajo, Jun-seol, no le ha costado nada escalar hasta conseguir el cargo de jefe de Young-jin gracias a sus contactos. Young-jin ve a Jun-seol como un enemigo, pero a su vez siente compasión por su vacío y lo ayuda a adaptarse a la compañía. Pero Jun-seol, a pesar de todo, no duda en robar los diseños de de su subordinada sin su consentimiento. Young-jin desea recuperar el diseño robado, pero le resulta muy difícil renunciar al amor que tanto le costó conseguir por parte de Jun-seol.
