Upon hearing of Ushio's death, Shinpei returns to his hometown of Wakayama City on Hitogashima and reunites with his childhood friend's family. The funeral goes smoothly, but under the surface something strange is brewing on the island. What mysteries await him on this secluded summer island?
The best episode of "Summer Time Rendering" season 1 is "Goodbye, Summer Days", rated 8.2/10 from 550 user votes. It was directed by Shinji Matsuda and written by Hiroshi Seko. "Goodbye, Summer Days" aired on 4/15/2022 and is rated 0.2 point(s) higher than the second highest rated, "Shadows".
Shinpei returns home for his friend Ushio's funeral. She apparently drowned, but something is off.
Director: Shinji Matsuda
Writer: Hiroshi Seko
To find out the truth about Ushio's death, Shinpei and Mio head to Hiruko.
Director: Junichi Yamamoto
Writer: Hiroshi Seko
After being stabbed by Mio's shadow, Shinpei regains consciousness at the docks on July 22nd.
Director: Tohru Ishida
Writer: Hiroshi Seko
Ushio's shadow appears before Shinpei at the summer festival.
Director: Ryuta Yamamoto
Writer: Hiroshi Seko
A giant shadow massacres everyone at the Hitogashima Summer Festival and engulfs the whole island.
Director: Shinji Matsuda
Writer: Hiroshi Seko
Hizuru Minakata, the woman on the ferry, returns to Hitogashima Island hoping to solve a mystery.
Director: Yoshitsugu Kimura
Writer: Hiroshi Seko
In order to defeat the Kobayakawa's shadows, Shinpei and Hizuru join forces with Nezu.
Director: Yu Harima
Writer: Hiroshi Seko
Mio's shadow appears before Shinpei and threatens him with a knife.
Director: Yuri Hagiwara
Writer: Hiroshi Seko
In a video, Ushio and her shadow recount their encounter up to the moment the video is recorded.
Director: Oyunam
Writer: Hiroshi Seko
Shinpei gains clues on Mount Takanosu since Ushio and her shadow had gone there.
Director: Junichi Yamamoto
Writer: Hiroshi Seko
Ushio, Sou and Shinpei are surrounded by shadows.
Director: Tohru Ishida
Writer: Hiroshi Seko
Tokiko, Sou's younger sister, reveals she has been offering corpses as food to Hiruko.
Director: Jun Shinohara
Writer: Hiroshi Seko
It is the fifth July 22nd for Shinpei. Hizuru takes time to process that Shinpei is a time traveler.
Director: Hayato Sakai
Writer: Hiroshi Seko
Shinpei finds himself in Hizuru's memories from fourteen years ago.
Director: Chika Nenbe
Writer: Hiroshi Seko
Heine, who loops like Shinpei, realizes the pattern of behavior when a new loop begins.
Director: Tetsuo Yajima
Writer: Hiroshi Seko
Mio proposes to turn the shadows into allies.
Director: Yoshitsugu Kimura
Writer: Hiroshi Seko
Shinpei hears about Shide's identity from Sou's father, Director of Hishigata Clinic.
Director: Noriko Tajiri
Writer: Hiroshi Seko
A seventy-year-old photograph reveals the truth.
Director: Junichi Yamamoto
Writer: Hiroshi Seko
Karikiri and Heine strike. Mio and Hizuru learn of Ushio's death.
Director: Tohru Ishida
Writer: Hiroshi Seko
Hizuru and Karikiri face off, while Gil and Rose enter the fray.
Director: Yu Harima
Writer: Hiroshi Seko
Shinpei despairs over Hizuru's death. However, hope is on the horizon.
Director: Katsuya Oshima
Writer: Hiroshi Seko
Ushio fully comes back to life. Shinpei heads to Hiruko's grotto.
Director: Oyunam
Writer: Hiroshi Seko
After slicing down Heine, Shide brings Shinpei and Ushio to her home.
Director: Hanako Ueda
Writer: Hiroshi Seko
After a fierce battle, Shinpei takes the place of an exhausted Ushio and confronts Shide.
Director: Jun Shinohara
Writer: Hiroshi Seko
Shide is gone and Ushio's final iteration must vanish. Shinpei comes to on the morning of July 22nd.
Director: Toshihiro Maeya
Writer: Hiroshi Seko