In order to regain use of his crippled body, Kokichi Muta, otherwise known as Mechamaru, has been acting as an informant for the cursed spirits. He's prepared for the betrayal when he's thrust into a battle to the death against Mahito, but is knowing his enemy enough against a cursed spirit whose powers keep growing exponentially?

Printed in reverse sequence: reads from right to left. First published in Japan in 2018 by Shueisha Inc., Tokyo.