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The Ramparts of Ice S1E1 — Lines and Walls

7.5

The Ramparts of Ice•Season 1•Episode 1

Lines and Walls

7.5/10 · 6 votesApr 2, 202624 min

Ranked #11 of 18 in Season 1•−0.2 vs season avg

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.

Directed byTeru Ishii

Written byYasuhiro Nakanishi

Next episodeE2 · Locksmith

Seasons1

Season 1 Episodes18

Lines and Walls still

E1 7.5Now viewing

Lines and Walls

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Cast4

Anna Nagase

Anna Nagase

Koyuki Hikawa (voice)

Fuka Izumi

Fuka Izumi

Miki Azumi (voice)

Shoya Chiba

Shoya Chiba

Minato Amamiya (voice)

Satoshi Inomata

Satoshi Inomata

Yota Hino (voice)

Crew12

Y

Yasuhiro Nakanishi

Writer

T

Teru Ishii

Director

A

Atsuko Ishida

Key Animation

J

Jouji Yanase

Animation Director

N

Nagisa Takahashi

Animation Director

M

Miki Ogino

Animation Director

M

Miki Ogino

Supervising Animation Director

M

Mankyu

Storyboard Artist

E

Elton Takumi Kawamorita

Key Animation

C

Chihiro Nishikawa

Key Animation

Y

Yoshio Yoshimatsu

Key Animation

M

Mamiko Nakanishi

Key Animation

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Episode Summary

"Lines and Walls" is episode 1 of The Ramparts of Ice season 1. It scored 7.5/10 from 6 votes, ranking #11 of 18 episodes this season (season average 7.7). Directed by Teru Ishii and written by Yasuhiro Nakanishi, it aired on April 2, 2026.

Next: E2 · Locksmith Best of Season 1