Bimbo is a mechanic whose girlfriend (not Betty) agrees to marry him if he wins a fight against "One-Round Mike." Quick as a wink, he transforms his car into a robot to help him in the ring!

他（浅野忠信 饰）是一个科幻小说作家，已过而立之年还躲在家中，由于讨厌与人交流日常生活起居全由母亲（夏木玛丽 饰）安排，他只专心创作，自顾自活在自己的世界里，就像一个永远长不大爱撒娇抱怨的小孩子。可就在某天，他的母亲突然去世。作家找到机器人研究所，希望从这里买到能够照顾日常起居的机器人。在社长的推荐下，作家将代号JILO的…

A teenage boy named Chiro was exploring the outskirts of Shuggazoom City and discovers a giant and abandoned Super Robot. Chiro's life changes when he discovers the Power Primate and becomes a leader of five bionic monkeys to save the city from the Skeleton King!