Grandma's Eternal Forest

To protect innocents from ever-evolving crime, three souls burn brightly! This is the story of the Special Emergency Investigation Unit, striving for love and kindness in the Earth of tomorow!

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!

Masaru Aso was the lab assistant of geneticist Doctor Mochizuki, used as one of his experiments related the creation of the Neo Organism, enabling him to transform into a grasshopper-like being called Kamen Rider ZO. He fled into the mountainside and went into a coma before he was awakened by a telepathic call two years later with an unconscious urge to protect Hiroshi Mochizuki, the son of Doctor Mochizuki.

In a desolate future ruled by a totalitarian city-state known as Jesus Town, a leather-clad motorcyclist cyborg awakens from imprisonment to wage war against a regime that preaches peace through control.

Okinawa, Japan. Momoko loved the piano and attended a school that had one. Then the war arrived and she was drafted to work in an army hospital. Could she survive the war through the power of music?