📝 Highlights & Appeal Light spoilers
01① A coming-of-age horror set in a mountain village in Mie Prefecture
A setting where rural insularity, folk belief, and creeping horror all coexist.
02② Chiaki Kobayashi voices Yoshiki, Shuichiro Umeda voices Hikaru
Their delicate performances capture the boys' precarious relationship.
03③ Opening theme: Vaundy's "Saikai"
A track that holds both the joy and unease of a reunion.
04④ Ending theme: TOOBOE's "Anata wa Kaibutsu"
An ending that leaves each episode steeped in unease.
05⑤ Twelve episodes, broadcast from July 5, 2025
Aired on Nippon TV, with Netflix as worldwide exclusive streamer and ABEMA as free exclusive streamer.
06⑥ Animation produced by CygamesPictures
Directed and written by Ryohei Takeshita.
07⑦ The theme captured by the line "Stay with me, even if you're a fake"
A relationship tangled up in loss and dependency lies at the story's core.
08⑧ Season 2 announced right after the finale
A sequel was announced on September 28, 2025, alongside a teaser visual.
💡 Key Points & Predictions Some spoilers
The first season concluded with all 12 episodes airing through September 2025. It ended with Hikaru telling Yoshiki he was going back to the mountain, leaving Hikaru's true nature and the truth behind the local deity unresolved for Season 2.
🧾 Story So Far Contains spoilers
The story begins with Hikaru's return after vanishing six months earlier, and the broadcast first season (12 episodes) carefully depicted the unsettling everyday life that follows as Yoshiki realizes the truth yet still chooses to stay by his side.
✅ Recommended Viewing Points
Recommended for fans of slow-burn horror set against rural insularity, and for anyone seeking a human drama about a precarious bond between two boys.
👀 Trivia & Fun Facts
💫 Unresolved Foreshadowing Contains spoilers
The biggest point of interest for Season 2 is how much of Hikaru's true identity and the village's secret surrounding the local deity will be revealed.