Ark, the Secret Terrorist Organization make the first move revealing himself and their main goal …destroy Japan! The Kaijins, misterious beings with superhuman abilities begin their ounslaught, Tokyo is under siege!
Kirika Himeno, policewoman from the Public Security Department of the Metropolitan Police Department, on the verge of death after being injured during a monster attack, contacted by a mysterious police officer force has given a chance to survive and fight the Kaijins on the same level, by the use of a new techlogocical powered suit, the C.A.T.s. suit.
Now with new gained superhuman abilities, Kirika is ready to stand against the new menace as the new cat-shaped masked Allied of Justice.

The Flame of battle is lit.