The Bamboo Horse Falls into the Sky S01 E16 Episode 16

After Xu Qiheng (as Zhuang Xu) saved song qiao from kidnappers, song qiao fallen in love with Zhuang Xu (xu qiheng). The next day, Zhuang Xu brought su ranran to go for a walk. Then, a guy throw a basketball at su ranran and Zhuang Xu really mad at the guy. They had a match and su ranran noticed that Xu Qiheng can't plays basketball. She is suspicious.