Belonging to nowhere, Jung-cheol lives alone in a deep mountain like a non-existent being. One day, he hears a song that Ji-soo sings in a town square. Attracted by her voice, Jung-cheol follows behind her, and observes her everyday life, and learns how she has been.

Yeon-su, the police officer, is dispatched to an island and starts to witness strange situations. Yae-un, who lives in the island after she lost her parents when she was young, and the others´ behavior terrifies Yeon-su. Film director Park who constantly focused on stories related to human greed and collapse, deeply explores the guilt of human and the possibility of redemption again.

Hyo-won, who dreams of becoming an actress, arrives at Seoul city after running away from country home with Eun-seo, who dropped out of high school. They are excited with their own hopes for the future. Hyo-won starts taking acting lessons from leading actor Su-yeon to become a member of the theater company. Eun-seo starts to work at a shabby restaurant when Hyo-won's lesson fee is urgent. Su-yeon teaches Hyo-won. Acting... It's about fully understanding and expressing other people's pain. But Hyo-won doesn't understand Eun-seo's pain. The same goes for Eun-seo. Life is full of questions for them

63-year-old Jong-chil has been re-employed as a senior water purifier engineer after retiring from public service, and is working as a trainee. While under pressure for sales profits, his co-worker Hyun-suk informs Jong-chil of his business secret-selling a new water purifier under the pretext of repair to a customer, and making a profit by selling the customer’s used water purifier. But Jong-chil doesn't want to do the job.