Ep. 2: Guardian Serpent of Tsukuna Swamp Receives a Disturbing Plea for Assistance
Aired on January 19, 2020

Kotoko is approached by a giant snake, the guardian spirit of Tsukuna Swamp, who seeks aid regarding a body disposal. The serpent suspects foul play involving a murderer named Tanio Aoi, as the situation feels unnatural to him. Intrigued by the case and aware of Kuro’s unique abilities, Kotoko invites him to join her on the investigation. However, Kuro refuses the request due to specific personal reasons, leaving Kotoko to navigate the mysterious circumstances surrounding the swamp and the alleged crime alone.
Episodes
- Ep. 1 · Kotoko Pursues Marriage with Kuro After Library Barrier Incident
- Ep. 2 · Guardian Serpent of Tsukuna Swamp Receives a Disturbing Plea for Assistance
- Ep. 3 · Kotoko narrates a tragic story about Tanio Aoi while investigating a body in the Guardian's swamp.
- Ep. 4 · Kotoko and Saki investigate the mysterious death of former idol Nanase Karin in Makurazaka City.
- Ep. 5 · Kotoko Observes Kuro Struggling Against Steel Lady Nanase in Combat
- Ep. 6 · Kotoko confronts Steel Lady Nanase, a spectre born from her wiki, and seeks Saki's aid to defeat it.