A determined detective continues his search for the truth behind Asia's largest drug organization and its elusive boss he has unfinished business with.

Members of each drama team mix together, play various MT games, and travel together, building new friendships and creating pleasant memories.

When a young mother reconsiders abandoning her baby, she discovers a scheme selling foundlings for adoption.

On the first day of attending his new high school, Park Sae Roy gets into trouble after punching Jang Geun Won, who had been bullying a fellow classmate. Jang Dae Hee, the father of Jang Geun Won, is the CEO of the restaurant business Jagga, and the boss of Park Sae Roy father. After refusing to apologize for punching Jang Geun Won, Park Sae Roy father is fired, and he is ultimately expelled from school. Soon after, a tragic accident, caused by Jang Geun Won, takes place and Park Sae Ro Yoy’s father dies. Heartbroken and angry at his loss, Park Sae Roy viciously beats Jang Geun Won, earning himself time in prison. Deciding to take revenge upon the Jagga compony and the Jang family, Park Sae Roy opens his own restaurant in Itaewon, Seoul.

An ace police crisis negotiator, Chae-yoon, is called to the scene where her supervisor is taken hostage. Through the control room monitor, she is faced with the cold-blooded hostage taker, Tae-gu, whose demeanors are difficult to interpret. Against the 21-hour deadline Tae-gu has set, Chae-yoon tirelessly tries to crack the unusually calm perp over multiple video-calls. Eventually, the shocking truth begins to unveil.

A spunky female weightlifter and free-spirited male swimmer meet on campus, only to find out their pasts may be intertwined.