It's Impure, Y'know? - Philosophical Filthy Seraphim.Rokuro, Benio and Mayura speculate that the collapsing people are being victims of Kegare corruption due to some miasma emanating from an unknown location. As several large Kegare start pouring into the city, Rokuro and Benio urge Mayura to call for Seigen's help. When she reaches him at Seika Dormitory, he concludes that it is because a massive breach on Magano, called a "Dragon Spot" was opened. He then leaves with the other exorcists to assist the Twin Stars, taking Sae in tow...