How To Live on Earth

Dong-kyu has a truly curious job: collecting proof to denounce the free distribution of plastic bags. In a take-away restaurant he is caught off-guard by Sinae, an employee who runs after him and hits him on the head. Dong-kyu comes to and pretends he's amnesic. Si-nae takes him to her home, marking the beginning of a strange company of five.

Kang Ho-chan is studying and preparing for his dream job as a TV station producer. Barely scraping by since his father's retirement, his family has high hopes for him. However, he fails time and time again to get into the station and eventually ends up getting a part-time job at a government office to support his family. One day, one full-time employee resigns and Ho-chan's boss offers him a permanent position. Ho-chan hesitates between his long-time dream of becoming a producer and a steady job.

One day, his mother who had sacrificed everything to a church to cure his elder brother's illness, kills herself. His good-for-nothing father has long been out of the picture, evading debtors. Siwan, left alone, goes to a provincial town and finds a young but revered minister of the church who has hidden himself in a small internet cafe. Siwan intends to avenge his mother himself but it's far from easy.

For Hee-chul, a deliveryman, his future is unclear. His father, who comes to see him, is a violent alcoholic, and it is his grandmother who cooks for him. One day, Yeon-ju, a college student in a similar situation to Hee-chul, asks him to play the lead role in one of her short films. Hee-chul dreams and hopes for the possibility of finding a new relationship through film. But reality belies his dreams. His grandmother, who is tired of the grim reality of life, leaves a note saying that she can no longer live with him and moves out of his house to begin a brand new life. And soon after, his father gets involved in bad financial dealings and becomes a wanted man. Hee-chul realizes that he cannot rely on his family or lover and turns to the faint hope he holds for film-making.