Yōko Ichiji

Sonny Chiba is back! This time, he is hired by the mob to execute a respected karate master by ripping out his vocal cords. When he later refuses, Tsurugi is put on the death list himself.

A race of invaders known only as The Invaders are planning to invade Earth and it is up to Kagami Koutaro, a.k.a. Mirrorman and Science Guard Members SGM0 to stop them.