Five young people, whose home planet Marina was destroyed by the Dark Fleet Black Hole, fight as the Ryuseiger to protect their second home, Earth! Although they defeated Jerry, the priestess of Black Hole, Dr. Octopus developed special radio waves targeting Marina people, causing all of them to suffer and resulting in Pink being kidnapped. The love juice of women from planet Marina holds immense power and is traded at high prices across the galaxy as "Platinum Juice." Pink is developed and defiled into a body that craves pleasure so that more juice can be extracted. The other members, lured out to rescue Pink, are completely wiped out by General Shark and Dr. Octopus. Thus, Pink becomes a device that eternally squirts Platinum Juice... [BAD END]