The Ramparts of Ice - Season 1

1. Lines and Walls

Aired: 4/2/2026

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.

2. Locksmith

Aired: 4/9/2026

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

3. 3+(←)1

Aired: 4/16/2026

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.

4. Episode 4

Aired: 4/23/2026

5. Episode 5

Aired: 4/30/2026

6. Episode 6

Aired: 5/7/2026

7. Episode 7

Aired: 5/14/2026

8. Episode 8

Aired: 5/21/2026

9. Episode 9

Aired: 5/28/2026

10. Episode 10

Aired: 6/4/2026

11. Episode 11

Aired: 6/11/2026

12. Episode 12

Aired: 6/18/2026