Jinsoul is the most underqualified kindergarten (substitute but nonetheless) teacher in history, Yerim is babie, Hyunjin is suspicious, Heejin might have a crush, Chaewon is an aspiring dictator, Hyejoo has violent tendencies, and Yeojin has a personal vendetta against classroom pets...Oh yeah and Jungeun is straight (?). Or A not-that-heart-warming tale of old and new friendships, confusing love stories, and lots and lots of mess.