Ying Hong is a college student who likes martial arts. He always likes to publish his opinions on martial arts on the Internet and scold netizens. One time, Ying Hong and his roommate were attacked by gangsters while eating supper. Ying Hong made a single move to knock down each other by accident. The process was recorded and uploaded to the Internet by mobile phones. The video instantly became popular. Ying Hong also unexpectedly became the Internet celebrity 'Kung Fu Man'.

Conflicts reach their boiling point during a mass protest. Law enforcement stationed at these demonstrations are made to work overtime; long hours away from their families have since become the norm. Police sergeant Ah-Wen, who is thrust into the heart of these clashes, struggles to find a balance between his already precarious marriage, and the high pressure and strenuous conditions of his working environment.

Instructor Wang is strict with the students and forbids them to date. Despite this depressing circumstance, Student Xie Ying-Jie is the one who wants to go against everything.