Episode 1
An Awful Birthday
Jan 10, 2025
July 1st, 2030. Manga editor Nishino Mizuho is having the worst 27th birthday ever. The manga she’s in charge of will be ending. However, when she sees a group of high school students having fun, she recalls her own adolescence. 10 years ago, during her second year of high school, Mizuho had four childhood friends who she grew up with in a residential neighborhood known as Koigahama Highlands…
Episode 2
I'll Be by Your Side
Jan 17, 2025
Kizuki, who Mizuho saw as the crybaby little brother of the group, has lately been hitting on her. Since Mizuho believed her and Kizuki would be childhood friends forever, she is not sure how to approach this situation. He's on her mind to the point where she seems disoriented, and even says something that could potentially push Kizuki away.
Episode 3
Warmth
Jan 24, 2025
Afraid of ruining their relationship, Mizuho tells herself not to fall for Kizuki. All the stress makes her ill, and her friends come to help.
Episode 4
Fireworks for the Future
Jan 31, 2025
After spending the day at the aquarium, Kizuki asks Mizuho to cheer for him at his swim meet.
Episode 5
How to Be Together Forever
Feb 7, 2025
As the fireworks are set off, Mizuho rushes to look for Kizuki. At the pool she runs into...?
Episode 6
I Don't Want to Be Just Friends
Feb 14, 2025
Mizuho is reluctant to visit Kizuki's house for dinner while her dad is away.
Episode 7
Playing Nice
Feb 21, 2025
Shugo's older brother, Togo, makes a surprise return to Koigahama Highlands.
Episode 8
The Shape of One-Sided Love
Feb 28, 2025
Mizuho goes out with Shugo and Togo and strongly contemplates her feelings for Kizuki.
Episode 9
The Times I Spent With You
Mar 7, 2025
Shin steps up as the student council president to ensure the Ao High Festival can be held.
Episode 10
Impulse
Mar 14, 2025
The group goes on a camping trip! Airu tells Shin to be more selfish and he follows his suggestion.
Episode 11
Things That Change
Mar 21, 2025
Mizuho starts becoming aware of Shin's intentions after he kissed her at the campsite.
Episode 12
Neverending Dream
Mar 28, 2025
Shin and Kizuki compete over Mizuho. Meanwhile she finds out the results of the Newcomers' Manga Competition.
Episode 13
The Fireworks Ten Years Later
Jan 9, 2026
The year is 2030. Mizuho hasn't heard from Kizuki in years. But at the fireworks festival, she bumps into...?
Episode 14
I Can't Give Up
Jan 16, 2026
Mizuho reminisces the day her and Kizuki started dating. Shin approaches Mizuho with his feelings once more.
Episode 15
My True Self
Jan 23, 2026
Airu takes a chance and confesses his feelings to Kizuki and his delinquent past is revealed.
Episode 16
A Miracle
Jan 30, 2026
Mizuho believes her relationship with her friends could fall apart due to her dating Kizuki. However...
Episode 17
Feelings That Won't Go Away
Feb 6, 2026
The seniors graduate and celebrate their last day at the pool, leaving behind heartfelt messages.
Episode 18
I've Liked You This Whole Time
Feb 13, 2026
After a fight breaks out with Syugo and Kizuki, the friend group reunites for the first time in years.
Episode 19
I Don't Want to Have Any Regrets
Feb 20, 2026
Kizuki finally brings to light an incident from the past that caused him to break things off with Mizuho.
Episode 20
I Don't Want to Lose You
Feb 27, 2026
Airu reminisces the times he had feelings for Kizuki. Syugo's family restaurant faces uncertainty.
Episode 21
The Declaration
Mar 6, 2026
Kizuki quits his job to pursue swimming. Meanwhile, Shin is out with a fever and Mizuho pays him a visit.
Episode 22
Something I've Been Meaning to Say
Mar 13, 2026
Syugo and Mizuho spend their day together in Enoshima. Will Syugo finally confess or end with regret?
Episode 23
The Proposal
Mar 20, 2026
Shin successfully performs surgery on Mizuho's dad. Can he finally prove to Mizuho that he can make her happy?
Episode 24
Anyway, I'm Falling in Love with You
Mar 27, 2026
After Shin's proposal, Mizuho makes a decision and goes to the pool to have a heart to heart with Kizuki.
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