: Director Ryohei Takeshita (known for Jellyfish Can’t Swim in the Night ) lead the production with a focus on expressing delicate emotions through innovative frames.
The exclusive arc, titled follows protagonist Yoshiki Tsujinaka as he notices a second, subtler change in the rural town of Gifu Prefecture after the real Hikaru died and the “thing” wearing his skin took his place. the summer hikaru died animation exclusive
Yoshiki begins keeping a video diary on his phone, speaking to the “real Hikaru” he lost. By episode 5, the false Hikaru starts – not mimicking Hikaru, but repeating Yoshiki’s own words back in Hikaru’s voice. This exclusive psychological spiral leads to a scene where Yoshiki smashes every mirror in his house (manga only implies his paranoia). : Director Ryohei Takeshita (known for Jellyfish Can’t
Suzu (old woman, voiced by Hisako Kanemoto in elderly register) Role: Former shrine maiden who encountered a similar “replacement” entity 60 years ago. She gives cryptic warnings but no solutions. Exclusive Function: She teaches Yoshiki a failed ritual (burning salt and hair) that only enrages the entity. This reinforces the story’s hopelessness. She disappears in episode 9, leaving behind only a recording of her saying, “Don’t let it learn love.” By episode 5, the false Hikaru starts –
While a full anime series has not aired, the franchise has moved beyond silent manga pages into audio-visual media, specifically through "Manga Motion Comics" and the PV mentioned above.