Su Xiaotang is Qiao Rong's close friend and classmate. She is lively, gossipy, and enjoys going to bars and having fun. She often hangs out with the original Qiao Rong and is surprised by the new Qiao Rong's studiousness. She invites Qiao Rong to her brother Su Jing's bar, which leads to the encounter with Fu Beijun. She likes to tease Qiao Rong about Fu Beijun and believes Fu Beijun likes Qiao Rong. She is loyal and stands by Qiao Rong, though she does not take her studies seriously.
