Ronnie was a wild boy who didn't follow the rules, and his father asked him to learn martial arts from his comrade-in-arms after he died. Ronnie met Siya, a careless girl next door at the railway station, and Lagao, the son of a martial arts master, also took a fancy to Siya who danced in the rain. On the one hand, Lagao bribed Siya's father with money, and on the other, Ronnie and Siya made a commitment to each other. Can Ronnie succeed in learning martial arts? What dramatic changes will take place in this love triangle?