When The Dark Avenger walks in on The Evil Cat Girl pulverizing Karate Ken, a new fight ensues! Cat Girl is in search of the Ultra Super Heroine fighting for the Peace in the World, the Golden Avenger but here she has a run in with the GA's twin step-sister, The Dark Avenger, who also fights for good but in a devious manner!! Cat Girl tosses Karate Ken aside lurches for the The Dark Avenger. The two hot bodied beauties fight to the finish!!!