K.O. One Re-act is a 2013 Mandarin-language Action Comedy series written by Zhou Xiang Ching and directed by Lin Qing Fang. While the class looks on to who would emerge victorious, the competition for leadership intensifies with new transfer students joining the fray. K.o. one re-act stars Jiro Wang, Pets Tseng, Sam, Brent, Sylvia Wang, Wayne Huang and Wes Lo. The series has a running time of 90 mins for each episode. The show has a total of 20 episodes. While the class looks on to who would emerge victorious, the competition for leadership intensifies with new transfer students joining the fray.