That Summer Season 1 Episode release dates & where to watch
Premiered
Friday, September 19, 2025
Ended: Friday, November 21, 2025
When does That Summer Season 1 come out?
That Summer Season 1 premiered Friday, September 19, 2025 on ONE 31 and ended Friday, November 21, 2025. The season has 10 episodes.
Sent to a remote island for discipline, a troublemaker meets an amnesiac castaway whose presence turns his dull summer into love.
Last updated
That Summer Season 1 release schedule
| Episode | Release date |
|---|---|
|
1. Episode 1 A runaway prince and a troubled teen arrive on the same island, each fleeing lives they aren’t ready to face. |
Friday · 1 year ago |
|
2. Episode 2 Lava is tasked with caring for the amnesiac Wave, but their clashing tempers spark instant friction. |
Friday · 1 year ago |
|
3. Episode 3 Forced to live together, Lava grows drawn to Wave as questions about his past—and their bond—deepen. |
Friday · 1 year ago |
|
4. Episode 4 Teasing turns serious as Lava and Wave confront their feelings, while others warn the romance must stay hidden. |
Friday · 1 year ago |
|
5. Episode 5 Manipulation and rising danger shatter the calm, pushing Lava to make a choice that could change everything. |
Friday · 1 year ago |
|
6. Episode 6 As Lava trains for a boxing match, Wave’s faith fuels him—while jealousy tests how close they’ve become. |
Friday · 1 year ago |
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7. Episode 7 Sabotage and accusations erupt, but Lava and Wave share vulnerability, trusting only each other with their truths. |
Friday · 1 year ago |
|
8. Episode 8 Refusing secrecy any longer, Lava and Wave choose to love openly, daring the whole island to see them. |
Friday · 1 year ago |
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9. Episode 9 Wave’s royal identity resurfaces, and Lava races against time to make him remember the life they shared. |
Friday · 12 months ago |
|
10. Episode 10 Finale Facing inevitable separation, Lava plans one unforgettable night—knowing their summer may be all they keep. |
Friday · 11 months ago |
That Summer Season 1 guest stars
-
Ornanong Thaisriwong
Lava's mother
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Teeradech Vitheepanich
Victor
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Tipnaree Weerawatnodom
Anya
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Sarut Vichitrananda
Davin's father
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Khwanruedi Klomklom
Davin's mother
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Ratcha-arpa-ake Tunsiriwanlobp
Victor's father
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Gawin Caskey
Natee / Paolo
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Thinnaphan Tantui
Pheng's ex-boyfriend
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Harit Cheewagaroon
Mai
-
Charisar Oldham
Kate
That Summer Season 1 FAQ
When does That Summer Season 1 come out?
That Summer Season 1 premiered Friday, September 19, 2025 on ONE 31.
How many episodes are in That Summer Season 1?
That Summer Season 1 has 10 episodes.
Are new episodes of That Summer Season 1 released weekly?
New episodes are released weekly.
When is the That Summer Season 1 finale?
The That Summer Season 1 finale (Episode 10) aired Friday, November 21, 2025.
How do I get notified when new That Summer Season 1 episodes are released?
Download the Streambay app and follow That Summer. You'll get a push notification the moment each new episode is out.
Never miss That Summer Season 1.
Download Streambay and follow That Summer. We’ll notify you the moment Season 1 is released, and as each new episode comes out. It’s free, with no sign-up and no personal information required.