: Reviewers from Leisurebyte note that while the episode has a slightly slower, calculated pace, it succeeds in revealing significant secrets about human-shadow collaboration. Key Plot Developments
The episode follows Shinpei and his allies as they delve into the secrets beneath the island, specifically investigating the Hishigata family's involvement with the Shadow phenomenon.
: Tokiko leads the group to the base of a massive shadow structure where Haine, the "Mother" of the shadows, resides. It is revealed that the Hishigata Clinic has been providing the shadows with "food" (dead bodies) for years.
: Produced by OLM and directed by Ayumu Watanabe , the series is an adaptation of the suspense-mystery manga by Yasuki Tanaka.
: Shinpei, Ushio, and Sou are surrounded by shadows in the caves under the island. While the shadows target only Ushio, the group discovers that the Hishigata family—specifically Tokiko—has been assisting the shadows.