Gyun, an unknown person who came to Shanghai to work, agreed to represent the declining Chuanwu Boxing Gym to participate in the "Shanghai Fight Night" martial arts competition in order to earn money to treat his father's illness. To do so, he must overcome all the experts, prejudices, and himself.
Li Xin
Ah Juan / Liu Jiajuan (voice)
Hao Guo
Ah Gou / Xiao Zhangyang (voice)
Yexiong Chen
Ah Mao / Liu Fujun (voice)
Cai Xinran
Xiao Yu / Wang Zhaoyu (voice)
Wang Yilang
Zhang Watt (voice)
Ajie
Jin Muyang (voice)
Lin Su
Reporter Xu (voice)
Cai Zhuangzhuang
Master Li (voice)
