Araji Tomobishi gets caught up in battles among powerful individuals after reuniting with his former friend Mataka Asamine. Meanwhile, the shadow of a colossal demon appears...?!.

Two children who got swapped at birth grow up to become engaged to each other. It's an arrangement neither of them like, at first.

After he witnesses his father’s murder at the family dojo, Ryo Hazuki dedicates his life to finding the man responsible — a mission that takes him from the streets of Yokosuka, Japan to the sprawling metropolis of Hong Kong, and beyond. Soon he’ll learn that larger, mystical forces are at play as he trains to become the ultimate martial artist in his quest for revenge.