Toshihiko dedicated his life to only one purpose, to hunt down and destroy the Shokujinki, until the day he met Yuka.

Toshihiko's life changed drastically when his father dies, and Yuka's true nature is revealed to him.

Yuka celebrates her birthday with Toshihiko, but when she tried one of his secret immobilization techniques on him, he ends up paralyzed, just when their gigantic pursuer finds them.

Toshihiko is captured and tortured by a group of Shokujinki commanded by Yuka's former lover. But soon the Kifūken discovers their location and storm the place.

Once again on the run, Toshihiko and Yuka take a hike with a kind old couple. While traveling with them, they try to sort out their feelings for each other.

Toshihiko and his allies struggle to stop Ōba's ambitions.