Ultraman Cosmos is a calm and gentle alien of unknown origin who seeks to protect Earth. Unlike most Ultramen, Cosmos is a pacifist and prefers to resolve his disputes or disagreements by the way of peace.

Misa Kuroi is a good witch, but wherever she goes, evil follows. When a dying girl appears out of nowhere shouting Misa's name, our heroine goes to work. Following the clues, Misa transfers to the prestigious Saint Salem School for Girls and joins the Drama Club. Soon all the girls depart for a mysterious Drama Camp, deep in the woods.

When 11 of her friends are raped and murdered, leaving the Samurai Princess (Aino Kishi) the only survivor, she becomes infused with her comrades' souls. Transformed into an android, she sets out to avenge their deaths. Dai Mizuno co-stars as the princess's human partner in this Kengo Kaji-directed gore fest that features breast grenades, detachable chainsaw limbs, deadly guitar riffs and more.