改编自同名网络漫画的《善意的竞争》是一部悬疑心理惊悚片GL(Girl Love)作品，讲述了曾是高考出题委员的爸爸突然去世后，转学到首尔名牌女高中的涩琪与全校第一名也是实权人物Jay成为朋友，但越接近Jay，她的内心和死亡秘密就越来越暴露。

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...