

Weighed down by memories she can't shake, high schooler Koyuki Hikawa keeps everyone at arm's length — until three schoolmates draw her out of her shell.
TV-PG • Animation, Drama • Series • 2026 • 1 season
Starring: Anna Nagase, Fuka Izumi, Shoya Chiba

S1 E1 - Lines and Walls
After her classmates run off in fear, Koyuki makes faces in a mirror to figure out why everyone finds her scary. Suddenly, a boy sneaks up behind her.
Apr 2, 2026 • 24m

S1 E2 - Locksmith
To Koyuki's relief, Yota comes to her rescue. After their initial study session, they grow more comfortable with each other — which unsettles Minato.
Apr 9, 2026 • 24m

S1 E3 - 3+(←)1
Bothered that Koyuki still has her guard up around him, Minato tries to make small talk. As Miki grows suspicious of his intentions, she confronts him.
Apr 16, 2026 • 24m

S1 E4 - Impenetrable
At Miki's prodding, Minato clarifies his interest in her best friend. An unexpected visitor triggers Koyuki's bad memories, leading to a harsh outburst.
Apr 23, 2026 • 24m

S1 E5 - Change
Koyuki mulls over the tense exchange in the infirmary. After Yota clears the air, she tries to have an honest conversation with Minato for the first time.
Apr 30, 2026 • 24m

S1 E6 - New Semester
As winter break ends, the usually calm Minato begins to realize his feelings are changing. Miki notices how close Yota and Koyuki have become.
May 7, 2026 • 24m

S1 E7 - Loneliness and Solitude
After reflecting on her own loneliness and worrying that Yota is bottling everything up, Koyuki reaches out and asks about his true feelings.
May 14, 2026 • 24m

S1 E8 - On Equal Footing
Determined not to mess up high school, Miki has faked her persona since day one. But not being herself around her classmates starts to wear her down.
May 21, 2026 • 24m

S1 E9 - Self-Awareness
Minato realizes how Koyuki is always on his mind. Later, while hanging out at the new mall, the misunderstanding between the four friends deepens.
May 28, 2026 • 24m

S1 E10 - Spring
A spring break trip to the amusement park brings the four friends closer. Back at school, Koyuki's surprised by a familiar face — and Minato takes notice.
Jun 4, 2026 • 24m

S1 E11 - Inversion
Koyuki broods over her complicated past with Akine's sister, Manatsu, and what the first year might know. Meanwhile, Momoka sets her sights on Minato.
Jun 11, 2026 • 24m

S1 E12 - Thunder
As Koyuki slowly notices her new, surprising feelings towards Minato, first-year Momoka suddenly tries to cozy up to her — for reasons she can't grasp.
Jun 18, 2026 • 24m

S1 E13 - Perception
With Akine's words ringing in her head, Koyuki's feelings become complicated. Later, an accident causes something to shift between Miki and Yota.
Jun 25, 2026 • 24m

S1 E14 - Bombshell
Unsure of how to move forward, Miki avoids Yota and confides in her colleagues. A bold Momoka confronts Koyuki about Minato and lights a fuse.
Jul 2, 2026 • 24m

S1 E15 - Clouds and Rain
Gray skies mirror the group's uneasy mood. Momoka senses a chance to get closer to Minato, while Miki can barely face Yota after turning him down.
Oct 1, 2026 • 24m

S1 E16 - Stop and Go
Cultural festival prep begins and Miki and Yota ease back to normal. But as Minato grapples with his desire to stay close to Koyuki, Momoka makes a move.
Oct 8, 2026 • 24m

S1 E17 - True Feelings
Reeling from the news that Minato and Momoka are dating, Koyuki fights to keep her composure. Miki, meanwhile, confronts Minato about his true intentions.
Oct 15, 2026 • 24m

S1 E18 - Relief
In agony over Minato, Koyuki confides in Tsukiko — who sees what Koyuki refuses to. Then a run-in with Igarashi forces her to reflect on her own walls.
Oct 22, 2026 • 24m

S1 E19 - Transition
Miki watches the group joke around at the bowling alley, amazed by how normal it all seems. Beneath the surface, though, no one's feelings are the same.
Oct 29, 2026 • 24m

S1 E20 - Episode 20
Nov 5, 2026
S1 E21 - Episode 21
Nov 12, 2026
S1 E22 - Episode 22
Nov 19, 2026
S1 E23 - Episode 23
Nov 26, 2026
S1 E24 - Episode 24
Dec 3, 2026
S1 E25 - Episode 25
Dec 10, 2026
S1 E26 - Episode 26
Dec 17, 2026
S1 E27 - Episode 27
Dec 24, 2026
S1 E28 - Episode 28
Dec 31, 2026
The Ramparts of Ice
Weighed down by memories she can't shake, high schooler Koyuki Hikawa keeps everyone at arm's length — until three schoolmates draw her out of her shell.
TV-PG • Animation, Drama • TV Series • 2026