SI-VIS: The Sound of Heroes
SI-VIS is a co-ed music group, led by Yosuke, shaking up the global music scene with their unmatched vocals and performances. However, they are actually heroes in disguise, battling against mysterious forces threatening the world. They convert audience energy at live performances into combat power. Luckily, the battles appear to be ordinary concerts to the public, keeping their identity a secret.
Cast
Anan Furuya
Kyōya (voice)
Nobunaga Shimazaki
Sōji (voice)
Ayane Sakura
Siren (voice)
Soma Saito
JUNE (voice)
Akari Kito
μ (voice)
Manaka Iwami
Nagi (voice)
Seasons
E1City of Mirage
Oct 5, 2025
Minami Kyoya aspires to join SI-VIS, a music group. But he gets caught up in a mysterious force, Mirage.
E2A Thoroughly Eaten Star
Oct 12, 2025
Yosuke dies in the battle with the Mirage, and Kyoya is devastated. Soji tells him to go back to his hometown.
E3Welcome to Hellish Paradise
Oct 19, 2025
Kyoya struggles to reach the other members’ level. When his debut stage is about to start, the Mirage appears.
E4New Team with a Rocky Road Ahead
Oct 26, 2025
Despite everything, Kyoya leads a fulfilling school life. One day, Rui approaches Kyoya with a desperate plea.
E5The Day When Five Become One
Nov 2, 2025
SI-VIS’s camp starts off awkward, but eventually, they start to open up. Then, Siren gives them a challenge.
E6Holding This Song and Courage in My Heart
Nov 9, 2025
SI-VIS plans to counter the Mirage of unprecedented scale with the new album release concert.
E7Irrational Encounter
Nov 16, 2025
Kyoya invites Nagi to the school festival while on a date. Then, we learn about June’s little brother.
E8Light and Darkness After the Festival
Nov 23, 2025
Kyoya, μ, and Soji compete for points at the festival. Moved by June's voice, Krios questions his actions.
E9I Want to See Your Gentle Smile Again
Nov 30, 2025
The Mirage has appeared in Saegusa Academy! But learning the identity of XENOS, June is consumed with hatred.
E10The Sixth SI-VIS
Dec 7, 2025
Rui begins to train Nagi, but Kyoya is upset to learn that Nagi is slated to be a new SI-VIS member.
E11A Diva and a Knight
Dec 14, 2025
SI-VIS goes to vacation on an island owned by Seina. There, Kyoya discovers texts that reminds him of Yosuke.
E12The Last Remaining Despair
Dec 21, 2025
The Mirage appears in Kyoya's hometown, and Lukos' attack drives SI-VIS into a corner.
E13Dejection and Determination
Jan 4, 2026
SI-VIS starts to train during Siren’s absence. Meanwhile, a mysterious figures watch over from afar.
E14Come Back to Life, My Friend
Jan 11, 2026
Soji visits Kyoya in his hometown to bring him back. Meanwhile, Krios is fueled to avenge Lukos.
E15Because I Am SI-VIS
Jan 18, 2026
The Mirage suddenly appears in Tokyo. Without Kyoya and Soji, SI-VIS counterattacks with a guerrilla concert.
E16Welcome to Labyrinth
Jan 25, 2026
Kyoya tries to help Siren, and Nagi trains hard to step up. Then, a shocking secret is revealed in Harmonia.
E17Wishes and Songs Will Be Heard
Feb 1, 2026
Nagi and μ are trapped in a mysterious labyrinth. Separated SI-VIS members fight hard for each other.
E18Bring Despair to the Earth, and…
Feb 8, 2026
The most formidable enemy of all, Apollo, and SI-VIS commence the battle that will determine their fate.
E19Accelerating Collapse
Feb 15, 2026
In the chaos, SI-VIS tries to regroup. Meanwhile, a major change is happening within XENOS.
E20Future After Revenge
Feb 22, 2026
SI-VIS prepares to leave the Earth to take Nagi back. Meanwhile, Nagi learns about the diva.
E21Strongest Because of Imperfection
Mar 1, 2026
Samael challenges SI-VIS to a battle over Nagi and the multiple Mirages on the earth.
E22A Diva in the Cage
Mar 15, 2026
Apollo launches the final attack on the Earth using Nagi. Kyoya stands up to save her.
E23Triumphant Return of a Super Star
Mar 22, 2026
SI-VIS faces Kokytos in the Mirage. With Siren back, the best performance in the history of SI-VIS begins!
E24Grand Finale of the Beginning
Mar 29, 2026
The live concert that determines the fate of Earth will proceed to its encore.
Videos
Storyline
SI-VIS is a co-ed music group, led by Yosuke, shaking up the global music scene with their unmatched vocals and performances. However, they are actually heroes in disguise, battling against mysterious forces threatening the world. They convert audience energy at live performances into combat power. Luckily, the battles appear to be ordinary concerts to the public, keeping their identity a secret.
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