One crazy best friend is enough.Having three is cause for alarm. Meet Zhang Yixing, the brainy goody two-shoes who can’t tell a half-decent joke if his life depended on it,Lu Han, the rich brat who uses profanity like he has a daily quota to reachand Kim Jongdae, the erratic lunatic who has a gift for manipulating people like they’re mere marionettes. Yup, welcome to Yang Jias life.                                                                          Jongdae                    Yixing                       Luhan                         Jia