第 8 集: 瘴氣蔓延，驅魔師對抗不淨王，而 Rin 則在尋找 Tatsuma
2017年2月25日 播出
Miasma spreads through the streets as the exorcists begin to counter the Impure King's growth. Rin leaves with the other students to find Tatsuma. Yukio is on the front lines, unaware his brother has left his cell, when he notices something strange… (Source: Crunchyroll)