Despite the heavy losses, Shinpei enters the next loop with critical knowledge: the truth about the Hishigata family and the confirmation that Haine is possessing Shiori's form.

What part of the or Hishigata family history should we dive into next?

The episode concludes with Shinpei’s death, triggering a new loop where he must find a way to prevent this massacre from happening again.

The white-haired girl, Haine, appears in the sky as the ritual reaches its peak, and the island begins to be engulfed in shadow. A Desperate Last Stand

During the confrontation, a massive flash of light erupts at the shrine, effectively completing the ritual and killing nearly everyone present, including Sou and Mio.

In a final act of desperation, Shinpei decides to reset the loop. He asks Ryuunosuke (Hizuru's brother residing within her) to kill him so he can carry the information they've learned into the next cycle.

Haine, appearing in the form of a young girl named Shiori, is no longer satisfied with just the dead and has begun targeting the living to prepare for the upcoming festival ritual. The Massacre at the Shrine