X Days -Marked-

Only a few months have passed since the Composer decided to spare Shibuya, but a new threat has already arisen; a group of ex-Reapers aiming to Erase the Composer and make the UnderGround their own. New and old characters fight to stop the organization known as CHECKMATE, but is it possible that the city is already Marked for death...? [Shibuya Operation - Story Storm]