1. Goodbye, Summer Days
Shinpei returns home for his friend Ushio's funeral. She apparently drowned, but something is off.
Summer Time Rendering — Season 1
2. Shadows
To find out the truth about Ushio's death, Shinpei and Mio head to Hiruko.
3. Drifting Ashore
After being stabbed by Mio's shadow, Shinpei regains consciousness at the docks on July 22nd.
4. Jamais-vu
Ushio's shadow appears before Shinpei at the summer festival.
5. Maelstrom
A giant shadow massacres everyone at the Hitogashima Summer Festival and engulfs the whole island.
6. Orbital Resonance
Hizuru Minakata, the woman on the ferry, returns to Hitogashima Island hoping to solve a mystery.
7. Deadly Enemy
In order to defeat the Kobayakawa's shadows, Shinpei and Hizuru join forces with Nezu.
8. Memento
Mio's shadow appears before Shinpei and threatens him with a knife.
9. My Flowing Tears
In a video, Ushio and her shadow recount their encounter up to the moment the video is recorded.
10. Into the Darkness
Shinpei gains clues on Mount Takanosu since Ushio and her shadow had gone there.
11. Dinner Time
Ushio, Sou and Shinpei are surrounded by shadows.
12. Bloody Night
Tokiko, Sou's younger sister, reveals she has been offering corpses as food to Hiruko.
13. Friends
It is the fifth July 22nd for Shinpei. Hizuru takes time to process that Shinpei is a time traveler.
14. To Be/Not to Be
Shinpei finds himself in Hizuru's memories from fourteen years ago.
15. Lights Camera Action
Heine, who loops like Shinpei, realizes the pattern of behavior when a new loop begins.
16. Original
Mio proposes to turn the shadows into allies.
17. Determination
Shinpei hears about Shide's identity from Sou's father, Director of Hishigata Clinic.
18. Face to Face
A seventy-year-old photograph reveals the truth.
19. Made in Black
Karikiri and Heine strike. Mio and Hizuru learn of Ushio's death.
20. All is (not) Lost.
Hizuru and Karikiri face off, while Gil and Rose enter the fray.
21. Shinpei Ajiro's Longest Day
Shinpei despairs over Hizuru's death. However, hope is on the horizon.
22. Return
Ushio fully comes back to life. Shinpei heads to Hiruko's grotto.
23. Everlasting Night
After slicing down Heine, Shide brings Shinpei and Ushio to her home.
24. Summertime Re-Rendering
After a fierce battle, Shinpei takes the place of an exhausted Ushio and confronts Shide.
25. [I'm Home]
Shide is gone and Ushio's final iteration must vanish. Shinpei comes to on the morning of July 22nd.