Kang Hyun-Ho has never had a boyfriend in her life. She begins swimming lessons at a sports center. There, she develops a crush on Jo Woo-Jin . Meanwhile, Han Yoo-Ra is Kang Hyun-Ho's swimming instructor. He develops feelings for her.

The Tuna and The Dolphin

An ex-con enters a house without being invited to live with a married couple with intellectual disabilities and their seven-year-old daughter.

The Soup

A gang of clowns is hired by an unpopular king to serve as propagandists who fabricate positive rumors and stage miracles to improve his personal image.

Jesters: The Game Changers

"Swallow" depicts the story of Cha Eun-sook, who published a book titled "Jebi," which tells a story of the past during the military regime of Chun Doo-hwan in 1983, and her son, Lee Ho-yeon, who finds himself hidden in the book.