M4uHD - Katsuhiko Sasaki Movies and Tv Shows

An inventor creates a humanoid robot named Jet Jaguar that is seized by the undersea nation of Seatopia Using Jet Jaguar as a guide, the Seatopians send Megalon as vengeance for the nuclear tests that have devastated their society

Attempts to salvage Mechagodzilla are thwarted, causing an INTERPOL investigation that uncovers the work of a shunned biologist and his daughter, whos life becomes entwined with the resurrected machine