A ninja hero who resides in a ninja village in Hokkaido. Kizoku was once a orphan in the past, who was raised by an old man and started learning ninjutsu from him. This old man was a legendary ninja who defended Hokkaido from the forces of darkness decades ago, and since then, he started training other ninjas for generations. Kizoku is the bodyguard of the village's lord and is devoted to protecting him at all costs, even if the lord goes out to walk outside, putting himself in danger.