A love story that covers adolescent teenagers having trouble deciding the gravity of love and friendship.

On assignment in a perilous city to inspect a Black Ops team and its notorious leader, an upstanding prosecutor steps into a deadly war between spies.

Hong Yi Young witnessed a murder but she cannot remember anything about what happened. With the help of Jang Yoon, she tries to recover her memories from that day.

Through the course of their lives, a man and his first love are repeatedly separated from each other because of circumstances out of their control.

Gil Oh-so, an employee at a cleaning company, meets Jang Seon-gyul, the boss of the company. The two are diametric opposite when it comes to cleanliness. With the help of Oh-sol, Seon-gyul faces his mysophobia and falls in love with her.