The Perforator has slipped from the Kura's grasp, but not before capturing one of their own. Sakaido and the Wellside must find new clues among the pieces before it's too late.

Hondomachi plays a major role in the Gravedigger case. After losing so many officers, the Kura and the Wellside search for ways to track down John Walker. Hondomachi's efforts in the Gravedigger case are rewarded.

Narihisago continues to help Kiki Asukai. Her mysterious situtation throws doubt on what's real and what's a dream.

The brilliant detectives' confrontation with John Walker continues, and Momoki's convictions are tested as he attempts to save the Kura.