Glass Heart
Akane Saijo, a drummer who was ousted from her previous band just before her debut, is unexpectedly chosen by Naoki Fujitani, a reclusive and brilliant musician to join his new band, TENBLANK. Together with band members Sho Takaoka and Kazushi Sakamoto, the band gains fame through Fujitani's distinctive compositions and their electrifying performances. As TENBLANK rises to stardom, they face numerous challenges, and Akane's journey from obscurity to stardom unfolds as Fujitani's secrets emerge. Will the band withstand the storm, and where will Akane's heart lead her?
- 2025-2025
- 1 season
- Netflix
- Drama, Music
- TV-14
Akane Saijo, a drummer who was ousted from her previous band just before her debut, is unexpectedly chosen by Naoki Fujitani, a reclusive and brilliant musician to join his new band, TENBLANK. Together with band members Sho Takaoka and Kazushi Sakamoto, the band gains fame through Fujitani's distinctive compositions and their electrifying performances. As TENBLANK rises to stardom, they face numerous challenges, and Akane's journey from obscurity to stardom unfolds as Fujitani's secrets emerge. Will the band withstand the storm, and where will Akane's heart lead her?
Season 1 Episode Guide
10 Episodes 2025
Episode 1
Glass Heart
Thu, Jul 31, 2025
After getting unceremoniously dumped by her band and several rejections later, Akane decides to give up her dream - until she crashes into a totally unexpected (but very much desired) new band opportunity with Sho, Naoki and Kazushi.
Episode 2
Crystalline Echo
Newly christened TENBLANK, the band experiences growing pains while recording their first single. Akane's frustration grows; struggling to see Naoki's vision of her drumming. Toya breaks bread with Akane as she vows to pursue her passion.
Episode 3
Unbroken
Naoki and Yukino perform a duet orchestrated by Mr. Isagi. Multiple factors and people conspire to sabotage TENBLANK's television debut. At the video screening, Akane is shocked with the realization of her heart's true feelings for Naoki.
Episode 4
PLAY out loud
During a band retreat, Kazushi and Naoki lock creative horns. Kai and Yukino crash the party as Naoki pulls rank. Akane is unsure if Yukino is a Rival or Bestie. TENBLANK's authentic sound bubbles to the surface as Yukino stakes her claim.
Episode 5
Citrus
Akane's true rival - the all-encompassing beloved of Naoki's heart - is revealed. Akane reinvents herself. Yukino confronts Mr. Isagi, forcing his hand. Toya plays cat and mouse with TENBLANK, and with Naoki and Akane in particular.
Episode 6
Vibrato
Toya and Naoki play tug-of-war until an unexpected attack tips the balance. With a captive audience, Naoki comes clean. TENBLANK and OVER CHROME face off with each other during a battle of the bands. Yukino plans her next moves.
Episode 7
Lucky Me
TENBLANK continues to defy expectations on their first national tour. Akane finds herself on a 'double' date. To escape prying eyes, Kazushi spirits Akane away, leaving Naoki solo. Yukino - calling out Mr. Isagi - rips off his mask.
Episode 8
Matrix
Yukino confronts Naoki, disrupting band rehearsal. Akane creates a safe space for Yukino to reveal her own feelings and frustrations. The tour gets derailed by mysterious circumstances. Naoki rips off his own mask. Kazushi shoots his shot.
Episode 9
Forever Eve
Akane surrenders her heart, completely, to Naoki's vision. Kazushi remains present with Sho. Naoki's collapse culminates in TENBLANK's dissolution. A new version of Kai arrives. Naoki surrenders himself. And the TENBLANK phoenix arises.
Episode 10
Glass Heart
After Yukino throws Mr. Isagi under the bus, the Rock Alive Japan music festival implodes. Akane steps up to support her Bestie. Naoki's naked soliloquy on the randomness of living - and dying: truly good music is in one's authentic heart.