Emergency:Test result of Xiaolan decreases suddenly and Xu Yuan was extraordinarily angry and warned her to be conforming after supplementary test, otherwise the consequence will be serious.Head teacher asked a brilliant student, Ajiang to implement extra tutoring for Xiaolan and Ajiang called himself as demon heart and will he give a help?aaTracking:Ajiang appears and disappears mysteriously, which provokes curiosity of Xiaolan, so they track together with Zirong and Hongsi and they even finda brew:After new term begins in Middle Five, [Butterfly Dance Legend] is born, Xiaolan and Ajiang act as 5B monitors and Xiaolan, Zirou, Hongsi and Ajiang contact closely and their emotion has subtle change.Ajiang knows everything and even unbeknown yesterday of Xiaolana