The two men discuss the results of the day's swimming competition, and the fact that they haven't been able to match the performance of one of the other swimmers, a man named "Yang zhang" . They decide that they'll go to the next national swimming competition and try to beat the man. The men are interrupted by the arrival of a mysterious man, who they call "Zhehai qing" , who has come to cheer them up. He's a member of the Hong Kong Swimming Club, and he's also competing in the upcoming competition. The mysterious man tells the men that his name is Zhehai Qin, and that he'll be joining the team at the next competition.