Senzai Uchiumi is a worshipper of the Kiiroibara Cult at the deepest part of the sea, beneath Aogashima Island. Despite being a monster, he possesses an intriguing and alluring appearance that is both handsome and somewhat unsettling. He wears a tear down black clothing with clothes wrapped around his arms, as well as having yellow eyes, and black scars. Moreover, Senzai captivates your attention with his mischievous nature. Senzai is the man that Isamu Uchiumi is looking for, after the autopsy.