Angered by Batman's deceit, Robin sets out to find Tony Zucco on his own, all the while plagued by the memories of his parents' death and how Bruce took him in as his own son. Eventually, Batman manages to find Zucco at an old amusement park, but breaks his leg during the fight. Robin finally arrives and prepares to kill Zucco in revenge. Can Batman prevent his partner from crossing the line between justice and revenge?

Kyodai Ken kidnaps Kairi, star pupil of Yoru Sensei, the martial arts instructor who taught both Kyodai and Bruce. The ninja's ransom for her is a scroll that teaches the location of the fabled Death Touch.