Katsuma Awakens Special Powers Through Seduction with Maria

Katsuma, a go-boy for his female bosses, repeatedly loses battles against the hero Silverstar. During one such encounter, his bosses trap both Katsuma and Silverstar. Awakening later, Katsuma finds himself cared for by Maria, another Silverstar. Drawn to her kindness, he ends up sleeping with her, unknowingly gaining a special power in the process. With this newfound strength, Katsuma resolves to seek revenge against his manipulative bosses.