8.8

Glass Heart•Season 1•Episode 3

Unbroken

8.8/10 · 73 votesJul 31, 202541 min

Ranked #5 of 10 in Season 1•−0.1 vs season avg

Discussion

Thanks to Naoki's efforts, TENBLANK secures a special stage for their first live TV appearance — but they face an obstacle right before the broadcast.

Directed byKohtaro Goto

Written byShiho Kosaka

Previous episodeE2 · Crystalline Echo Next episodeE4 · PLAY OUT LOUD

Seasons1

All 1

Season 1 Episodes10

glass heart

Crystalline Echo

Unbroken

PLAY OUT LOUD

Citrus

Vibrato

Lucky Me

MATRIX

Forever Eve

Glass Heart

Cast10

Takeru Satoh

Naoki Fujitani

Yu Miyazaki

Akane Saijo

Keita Machida

Sho Takaoka

Jun Shison

Kazushi Sakamoto

Masaki Suda

Toya Shinzaki

Erika Karata

Miyako Kai

Akari Takaishi

Yukino Sakurai

Pistol Takehara

Genji Kamiyama

YOU

Momoko Saijo

Naohito Fujiki

Ichidai Isagi

Crew2

Kohtaro Goto

Director

Shiho Kosaka

Writer

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Episode Summary

"Unbroken" is episode 3 of Glass Heart season 1. It scored 8.8/10 from 73 votes, ranking #5 of 10 episodes this season (season average 8.9). Directed by Kohtaro Goto and written by Shiho Kosaka, it aired on July 31, 2025.

Next: E4 · PLAY OUT LOUD Best of Season 1