The Ramparts of Ice

E1 Episode 1: Lines and Walls

• Now playing
• 24m
• Apr 2, 2026

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.

E2 Episode 2: Locksmith

• 24m
• Apr 9, 2026

To Koyuki's relief, Yota comes to her rescue. After their initial study session, they grow more comfortable with each other — which unsettles Minato.

E3 Episode 3: 3+(←)1

• 24m
• Apr 16, 2026

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.

E4 Episode 4: Impenetrable

• 24m
• Apr 23, 2026

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.

E5 Episode 5: Change

• 24m
• Apr 30, 2026

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.

E6 Episode 6: New Semester

• 24m
• May 7, 2026

As winter break ends, the usually calm Minato begins to realize his feelings are changing. Miki notices how close Yota and Koyuki have become.

E7 Episode 7: Loneliness and Solitude

• 24m
• May 14, 2026

After reflecting on her own loneliness and worrying that Yota is bottling everything up, Koyuki reaches out and asks about his true feelings.

E8 Episode 8: On Equal Footing

• 24m
• May 21, 2026

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.

E9 Episode 9: Self-Awareness

• 24m
• May 28, 2026

Minato realizes how Koyuki is always on his mind. Later, while hanging out at the new mall, the misunderstanding between the four friends deepens.

E10 Episode 10: Spring

• 24m
• Jun 4, 2026

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.

E11 Episode 11: Inversion

• 24m
• Jun 11, 2026

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.

E12 Episode 12: Thunder

• 24m
• Jun 18, 2026

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.

E13 Episode 13: Perception

• 24m
• Jun 25, 2026

With Akine's words ringing in her head, Koyuki's feelings become complicated. Later, an accident causes something to shift between Miki and Yota.

E14 Episode 14: Bombshell

• 24m
• Jul 2, 2026

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.

E15 Episode 15: Clouds and Rain

• 24m
• Oct 1, 2026

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.

E16 Episode 16: Stop and Go

• 24m
• Oct 8, 2026

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.

E17 Episode 17: True Feelings

• 24m
• Oct 15, 2026

Reeling from the news that Minato and Momoka are dating, Koyuki fights to keep her composure. Miki, meanwhile, confronts Minato about his true intentions.

E18 Episode 18: Relief

• 24m
• Oct 22, 2026

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.

E19 Episode 19: Episode 19

• Oct 29, 2026

E20 Episode 20: Episode 20

• Airs Nov 5, 2026

E21 Episode 21: Episode 21

• Airs Nov 12, 2026

E22 Episode 22: Episode 22

• Airs Nov 19, 2026

E23 Episode 23: Episode 23

• Airs Nov 26, 2026

E24 Episode 24: Episode 24

• Airs Dec 3, 2026

E25 Episode 25: Episode 25

• Airs Dec 10, 2026

E26 Episode 26: Episode 26

• Airs Dec 17, 2026

E27 Episode 27: Episode 27

• Airs Dec 24, 2026

E28 Episode 28: Episode 28

• Airs Dec 31, 2026