A rookie English teacher named Han Gi-tak goes into Byulli Island, a rural island village, to look for a easy money job that will satisfy his resume. Together with experienced math lecturer Jeong Seok of three years, they teach special children who are a challenge.

Eun-jin who is a living legend among the gangsters dominates the male-centered underworld wielding only a pair of her trademark blades. One day, Eun-jin finds her sister from whom she was separated at an orphanage during childhood, and her sister tells Eun-jin that her last dying wish is to see that Eun-jin gets married.

Based on the long running play by Jang Jin, the story is set in Korea during the Korean War in 1950. Soldiers from both the North and South, as well as an American pilot, find themselves in a secluded and naively idealistic village, its residents unaware of the outside world, including the war.

In real life, Kwon Yoo is unemployed, but in the virtual game world he is the best leader. Kwon Yoo is then framed for a murder. With the help of hacker Yeo-wool, he tries to uncover the truth behind the murder case.

During the 1980s, Jang-geun, the new teacher at Cheongsol Village, runs into problems during his travels. The village folk mistake Kong Young-tan, a former inmate at the government's re-education camp, as the missing teacher.