A series of shorts parodying the main series Prism Ark.

Taisho's father plans to construct an apartment building on a vacant land he owns behind his own house. The spot is a playing field for the kids in the neighborhood who will fight to keep it as it is. (Source: ANN)

At Saint Hoshikawa School there is a secret group called the G-On Riders. Students with superior strength and ability are chosen to be in the group, which was formed to fight against alien attacks on the earth. However, many of the problems that the members face are ones amongst themselves, and the same is true for the invaders. And another student at the school, Ichiro, tries desperately to confess his love to Yuki, one of the Riders. (Source: ANN)

Miura Kyoji, a dedicated kendo student, discovers that his shisho (master) Tate Masanari is a reincarnated Incan warrior named Yawaru who wishes to destroy the world to purify it. Kyoji himself is the warrior Bilka, who foiled Yawaru's plans in their previous lives. Yawaru gathers other awakened spirits to release the powers of nature. Now Kyoji must wrestle with his own fate and decide if he is merely a vessel for the reincarnated soul or if he is truly Miura Kyoji and which will be better able to save the world and the future as he knows it.