Pontifex Lembrary fights against a devil, he gets transferred to a different world possessing the body of Woo Yeon-woo who is a member of an unpopular idol group called Wild Animal. In an entertainment business where overwhelming social skills, trendiness, and talents are highly necessary, it is hard for solemn, holy Lembrary to adapt. Due to his inappropriate says and dos as a celebrity, Lembrary is talked about from the public and receives attention that he did not expect. Using his goodness and love, Lembrary heals this twisted and barren world people live in while going this way and that way to settle himself as an idol.

Cha Yu Ri, a ghost for five years, realizes her daughter can see her. Just as she decides it's time to move on, she is returned to her human form.

In a mythical land called Arth, the inhabitants of the ancient city of Arthdal and its surrounding regions vie for power as they build a new society.

Based on a true story, the drama tells the tragic love story of Kim Woo Jin, a married stage drama writer, and Yun Shim Duk, Korea's first professional soprano, who meet while studying at Tokyo University in the 1920s. Yun Shim Duk's recording of "Death Song" became the first Korean pop song in 1926.

A young girl named Hye-Na is abused by her mother, Ja-Young. Although she is not okay, she tells other people she is alright. Soo-Jin is a temporary teacher at the elementary school where Hye-Na attends. Soo-Jin is aware of her situation and decides to become her mother.

The drama is set in the backstage world of broadcasting industry. The story revolves around the dynamic work and life of people who work in entertainment division of television network.