地狱万岁 

Na-mi and Sun-woo, who have been suffering from bullying and school violence throughout their school days, attempt suicide while their classmates go on a school trip. The story makes us anticipate unbearable tragedies, but the story of Hail to Hell is somehow lively and unpredictable. After the silly yet ridiculous suicide failure, the two try to take revenge on Chae-rin, who b...