After weathering the assault on Sarugaku's headquarters, Sousuke Banba picks up his probe into the Kagewani hybrid monsters. Equipped with the power to channel the Kagewani's strength, the scientist now possesses a tool to wipe out the beings. Yet despite its advantages, this ability carries one severe flaw: Sousuke battles to keep his mind intact as the force threatens to overtake him.
Soon, familiar and fresh dangers surface again, with Sarugaku's leadership reactivating and a vengeance‑driven killer targeting Sousuke. Still, he presses on with unwavering resolve, intent on uncovering the Kagewani's roots and annihilating their menace forever. His determination fuels his quest, as he knows that the balance of power hinges on dismantling the Kagewani lineage for the future world.
