First Operation
S1E1
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On an artificial island, Akane Isshiki, an innocent 14-year-old girl, lives a simple but happy life with her level-headed little sister Momo and their genius inventor grandfather. On clear days just over the water, everyone on the island can see the revolutionary invention that solved all the world's energy problems, the Manifestation Engine. Thanks to the Manifestation Engine, the peaceful days that everyone had dreamed of had arrived. But suddenly, a mysterious enemy called the "Alone" appear out of nowhere aiming to attack the Manifestation Engine, jeopardizing their quiet way of life. Equipped with incredibly powerful Palette Suits designed by her grandfather, Akane and her friends must rise up together in this desperate situation. Their friendship is the only hope to save the world.