By day, Romeo Maki is a respectable man who loves bringing gifts to the local orphanage, and Juliet is a newly employed nun working at said orphanage. However, by night, they are Masked Man M and Lady S, popular professional wrestlers. Kick-Heart tells the story of what happens when this dynamic pair meet in the ring, the only place where they can express their hidden desires.

2035 A.D. The heads of ancient giant idols were excavated all over the world. Using those twelve stones statues, Humanity had barely overcome the threat of extinction called the "Equatorial Winter". But the stone statues had forced Humanity to construct colossal suits of armor as their bodies and demanded that the humans fight each other. (Source: ANN)

The OVA will be focus on when Kujaku Nijou first entering group, which occurs one year before the main anime begins.

Their mission is to locate and retrieve the mysterious Lost Technology, even though these girls have never been known to stick to their mission. Milfeulle, Forte, Ranpha, Mint, and Vanilla are back for another round of hilarity. The Galaxy Angels have sworn to protect the galaxy one planet at a time. Now with some competition with the newly-formed Twin Star Brigade, they continue to find themselves in the center of chaos... though usually they're the ones at fault for its cause. (Source: ANN)