Wisnu and Popo Hartopo are two motocross riders who are famous and respected. One day, Wisnu meets a sweet girl, Yanti and they fall in love. Margens, also loves Yanti, and he tries to ruin Wisnu’s career to win Yanti. During a practice, Margens and his friends start to make trouble and beat up the leader of Wisnu’s group, Hendrik. Margens then tries to rape Yanti and even causes harm to Wisnu during a race. Yanti stays faithful and waits for Wisnu’s recovery from his injuries. In the end, Margens and his friends have to pay for their evil deeds.