A boy who can see ghosts moves to a small town, where he befriends a female ghost. The two work together to investigate a masked ghost who is murdering students one by one.

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.

Three men who share a past participate in a mixed martial arts reality show where they have to fight against other contestants to win the prize money.

Yong-gae is a rowdy gangster from Musan with no home, no background and nothing to lose. He's the loyal dog of Chairman Choi, his boss, and does even the dirtiest task he asks. One day he meets Soo-yeon, the daughter of a debtor. Yong-gae, who used to think being born in and dying in Musan wasn't so bad, falls for Soo-yeon and decides to leave Musan for the first time. However, Chairman Choi orders for him to be killed, and Yong-gae is provoked by his rival, Sang-cheol.

A failing webtoon artist finds he's drawn a target on his own back after publishing a story containing real secrets from his former life as a superspy.

In a small South Korean village, while investigating the death of two people in strange circumstances, a grumpy policeman will live an overwhelming experience beyond the reality he has known so far.