[Machine Translation] The logo inscribed on the watchman series is revealed to be that of the undertaker Canis Shuabreck. Is Ludo, who also has the surname of Shuabreck, a descendant of the mortician and an important link between the heavens and the lower world? ...... A chase between a cleaner and a vandal over an informant! And battle! What's in the mind of informant Kuro? And what awaits on the other side of the highway? The Keeper series is necessary to cross the boundary and go to the heavenly realm. Ludo decides to go to the Doll Festival to look for the person who made the choker, which is said to be one of them. But before that, he decides to do his main job as a cleaner, "exterminating spotted beasts. But for some reason, Ludo and Follo are on a collision course. And...what happened to Foro?