Kentarō Hayami

Toron, a young tyrannosaurus boy, is carried off downstream and loses his memory. While making his way back home, he discovers new friends and finds out that working together is the only way forward in life.

When Bulldont decides to steal humans to make a movie showing humanity the errors of their ways, the Ohranger pursue in order to get them back.

Rei, a high school girl, once lived in hiding with her father, who was involved in illegal gun trafficking. However, her father was murdered by two men: one with a red gun and another with a cross tattoo. As she grew older, Rei started dealing in guns, guided by Lin, who taught her about firearms. One day, Lin informs Rei that he has found the man with the cross tattoo, leading her to pursue her father's killer for revenge.

It is the year 1999. The Machine Empire of Baranoia, led by Emperor Bacchus Wrath, has invaded Earth with the intention of wiping out all human life and bringing about machine rule. Chief Counselor Miura of the UAOH (United Airforce Overtech Hardware), in a desperate attempt to quell this invasion, has revived super energies born of the lost civilization of Pangaea. Enlisting an elite squad of the finest officers the UAOH has to offer, Miura has harnessed Tetrahedron Power, granting the team the power to transform into the Ohrangers… and save humanity from its darkest crisis yet!

Grandiene has been waiting for the day of resurrection, the day when the planets are in the alignment of the Grand Cross. Her children descend to the Earth to make it a realm of darkness for her. Ten years prior, Doctor Tatsumi of the Tatsumi Disaster Prevention Institute predicted this event, but nobody believed him. He left his family so he could secretly develop and construct the Rescue System. Now in 1999, Doctor Tatsumi appears again to give the means to save the world to his children as the GoGoFive team.