Vendetta | blood feud - noun A long and violent argument between people or families, in which one group tries to harm the other in order to punish them for things that happened in the past.

Jennie Kim just moved back into Seoul after spending a few years in New Zeland.She met a mysterious rude but sexy guy which is next door neighbor.They ended up going to the same school,but she was further bullied by him,Jeon Jungkook. Would she fall for him?