This mid-1970s martial arts classic stars Sonny Chiba as Mu Yun Tek, a young man trained in the Thai fighting style since childhood to one day avenge his parents' death. When a fellow student kills their teacher, Mu Yun's thirst for vengeance grows. The brutal action never stops as Mu Yun teams up with an Interpol agent (Tadashi Yamashita) to find the culprit, who insists that their former master was a drug dealer who had to be destroyed.

While on a cigarette break in between sets, Koji, a jazz musician, witnesses a murder and runs into a girl, Linda, who is being pursued by the killers. Mistakenly identified as prime suspects, they have to solve the crime but time is running out: Koji has to be back to perform in his club by midnight, as a very special guest will be attending.

Juspion's parents were killed by space pirates when he was a baby. After escaping to the planet Eijin, he is raised by a space hermit.

He eventually embarks on a quest to fight the Mega beasts and defeat Satan Gorth. Hetravels from planet to planet until he finally arrives on Earth. Wearing a special suit, he has super human powers and a transforming spaceship.