Kang Ji-won, a terminally ill cancer patient, is killed by her husband and best friend after she witnesses them having an affair. She wakes up 10 years before the incident and decides to seek revenge with the help of Yu Ji-hyuk, a director at the company where she works. Now, she must reclaim her fate and eliminate the trash from her life.

Do Hyun-Woo has worked as a PD for the past 10 years. He learns that his wife is having an affair and doesn't know what to do. Do Hyun-Woo, who tries to protect his marriage, talks with anonymous people through online social networks.

Produce 101 (프로듀스 101) is a reality music group survival show on Mnet. It is a large-scale project in which the public "produces" a unit group by choosing members from a pool of 101 trainees from 46 entertainment companies as well as the group's concept, debut song, and group name.

Choi Ik-Ho is a martial arts star with talent for action and humor. But one day, he is framed for murder. Ace is a game planner, who makes a game for the Korean upper class. He is a villain who makes a city into a big gameboard through technology. Ace and Choi Ik-Ho become adversaries as Choi Ik-Ho jumps into the game to save his brother.