Character                                                                                

Kim Jongin/Kai-16 y/o.the school president that so innocent&fiecre.always keep her gred up,good at sport&academic almost more than boys.sehun private tutor.even she keep said she hate boys but she still care about them.

Wu Shixun/Sehun-18 y/o.the deliquent student who act like a spoil brat but popular.love tease kai&become her enemy.no matter how many girl confess to him,he only keep his eye on kai.act like ert around kai.                         

Kim Eunhee-16 y/o.clever girl with so many trick to get away from punishment.kai twins who always cheerfull,sweet&cute.having crush on d.o kyungsoo for 4 years but still happy even she hurt.                                          

D.O Kyungsoo-17 y/o.the cute&nervous boy who always get shock.have crush on kai but get reject&eunhee just confess to him.will his heart change?..                                  

The Wu couple-wu yifan or kris.50 y/o.the hot businessman.look cool but always sweet to his family.        wu joonmyeon or suho.48 y/o.the cute&lovely mother.really love the kim twins.                                                

 Kim Jongdae/chen-18 y/o.the handsome troll master that what he call himself.sehun bestfriend&kai neighbour who always get troble with teacher.                                        

Park Chanyeol-18 y/o.also sehun bestfriend.sometime he will be naughty&become a troublemaker with chen.always act like protected brother for kim twins.                                    

Huang Zitao/tao-17 y/o.kai only boy bestfriend.fiecre to all girl but act lovely dovey with yixing.know wushu&sometime to romantic that make kim twins scared with him.                                                                          

Kim Sohee-17 y/o.the petit girl who have crush on chen.kim twins bestfriend,shy,cute&she always melt whatever chen do.                                                                         

 Byun baekhyun-18 y/o.this cute short girl love to tease kai&yixing.sometime she will be naughty,always fighting with chen.chanyeol girlfriend that always force kai to wear a makeup.                                                                                    

Zhang Yixing-18 y/o.the y girl,baekhyun bestfriend.she always bring trouble because her clumsy&forgeting habit.sometime she can be strong enough to pull the shy kai.                                                        

The babyface couple-Kim minseok.25 y/o.cute barista who also sohee big brother.strong&a bit expressionless. Wu luhan.22 y/o.the pretty cute doll face girl.sehun big sister that always act cute&fangirling over kai.fashion designer,when she want she will get it.