Sekki shatters in half while Yato and Bishamon battle each other. Elsewhere, Kugaha enacts the second part of his plan by slaughtering Bishamon's Regalias.
With Yato on the verge of death, Hiyori and friends decide to hold a dangerous purification ritual that requires outside help, but who would willingly risk their life for this unknown god?
The heavens deliver their divine punishment, and Ebisu is forced to start anew. Despite this, Yato is filled with a new sense of purpose and upholds his promise to Ebisu.
Bishamon faces Izanami in battle in order to save Yato. Yato's only hope for escape lies in his true name, but he's never revealed it to anyone. Meanwhile, the heavenly executioners have caught up with Ebisu and are prepared to kill him!
Bishamon and Yato learn of Kugaha's betrayal, but most of the damage has already been done. Meanwhile, the giant, masked Phantom continues to hunt down the last remaining Regalias...
Kugaha finally sets his plot into motion and has Kazuma banished. The ensuing chaos causes more pain for Bishamon... and pulls Yukine and Yato into the turmoil too!
Bishamon and Hiyori manage to track down Yato, but they have no way of getting into the underworld. Meanwhile, Izanami continues to pursue Yato... And if he gets caught, he'll be stuck in the underworld forever!
Fourth OVA: It begins with Ebisu going through old photos of his predecessor in various locations. He takes special interest in the photo at Capyper Land.