during a school trip to a rural, northernmost province of South Korea, Se-yeon and her classmates find themselves stranded on a remote island off the coast of North Korea. Extreme circumstances drive the youngsters to take extreme measures to survive. Who will live on, and who will fall victim to the harsh reality surrounding them

Se-yeon: ugh... Where am i? Myeongjun: se-yeon are you okey!? Chae-eun: i-its everyone okey!? Seungjae-kang: just smile while looking at them Yunsang Lee: ughh i think i hit my head.. Yura-choi: hey chae Eun wheres my phone Sua an: yeah don't tell me you lose out our phone Chaerin jeon: ugh this is why i hate you your such a bitch chae Eun! Jihun-an: looking around Everybody still coughing on water and get wet