The future Seoul, a city with the worst environmental pollution and the highest living prices. Shin-dong, the protagonist of the film, is helplessly living a repetitive and monotonous life, and is forced to find a new place to rent immediately by his landlord's unilateral notice. Unable to afford to move, his friend tells him that renting out a part of the house will complicate his rights and making it impossible for the landlord to evict him. Encouraged by his friend's advice, Shin-dong puts up an ad for rent. And when a strange newlywed couple shows up who want to live in the bathroom, Shin-dong impulsively invites them in.
Gi-eun and Gi-un take painkillers because of the spinal problems. They sleep day and night due to the side effects. In dreams, they meet other 'Gi-' characters and experience strange lives. Gi-young is an action star in B-movies. Gi-sook is an elementary school teacher. And other Gi-s who is a painter, truck driver, dancer, and a dentist etc... After all, she/he meets their “real“ self in their deepest dream.
Joo Hyeok and Joo Yeon spend an ordinary but happy day with their parents who run a small snack shop. One day, Joo Yeon goes missing with the news that a murder has occurred, and the more Joo Hyeok chases after the disappearing traces, Joo Hyeok faces unknown truths.
Dowoo runs an old motel – adjacent to a lake with thousands of Korean War victims at its bottom – as well as caring for his mother who has dementia. One wintry day she disappears without a trace. In her stead, a cute little dog appears. Everyone helps kind-hearted, somewhat shy Dowoo search for her. However, when his mother isn’t found, rumours arise that he may have killed her. Has he started having doubts himself? It doesn’t help that he swallowed her tranquillisers on the day she went missing, and can’t remember a thing.
Song Jin-Woo (Kim Dae-Gun) has worked as a non-permanent contract employee for the past 4 years at Moojin Girls' High School. He is a good teacher and dreams of a school where no one is left out. New contract teacher, Yoo Sung-Pil (Moon Yoo-Kang), comes to Moojin Girls' High School. When Song Jin-Woo was a high school student, he was bullied by Yoo Sung-Pil and other students.
Drained from her life in the city, a young cellist moves to a quiet small town, where she encounters an old friend who helps her heal and remake herself.
Jeong-ju lives a wasted life of alcohol and cigarettes after losing her son. One day Min-gu, a man recently released from prison appears in front of Jeong-ju. Seeing him, Jeong-ju is reminded of the events from twelve years ago, bringing back her forgotten guilt.
This series follows people who work diligently at Incheon International Airport. Lee Soo Yeon graduated from prestigious KAIST. He begins work at Incheon International Airport and gives himself a goal of six months to get used to working there. Lee Soo-Yeon is a mysterious man who keeps people at a distance. There, he meets Han Yeo Reum. She is a new employee in the passenger service team. She wants to be a perfectionist, but her reality is a little different. She makes a lot of mistakes.