Sin Kiske, the forbidden child of a human and a magically crafted biological weapon called a Gear, lives in a world where magic has replaced science, and scars from the Gear rebellion remain. Attending his parents’ taboo-breaking wedding, he encounters a mysterious girl with deep hatred for Gears, and their fateful meeting threatens to upend the world once again.
After the decline of the once robust fields of science and technology, a new energy source known as magic fuels the modern era. Humanity creates forbidden biological weapons: Gears. Those Gears eventually stand against humanity in a rebellion. Although they manage to overcome in the struggle for survival known as the Crusades, humanity’s losses are so…
Episode 1. Ceremony
2025-04-05 · 24 min
Sin witnesses his parents’ sacrifice and vows to confront Unika to learn her true motive.
Episode 2. Belief in Peace
2025-04-12 · 24 min
Unika disrupts the peace ceremony, triggering a fierce clash as Sin tries to reach her true intentions.
Episode 3. A Soaring Angel
2025-04-19 · 24 min
Sin confronts Unika to prevent a new war, while Elphelt goes missing during a critical investigation.
Episode 4. King of Gears
2025-04-26 · 24 min
Sin confronts his failures, Unika questions herself, and the true enemy's identity begins to surface.
Episode 5. King's Decision
2025-05-03 · 24 min
Sin and Unika lose control as Future Nerville’s plan triggers a global Gear rampage.
Episode 6. Emissary from the Future
2025-05-10 · 24 min
With the world at stake, the warriors clash against a relentless power that threatens everything.
Episode 7. Dark Sun
2025-05-17 · 24 min
Sin leads a final charge to stop Nerville as allies unite and the fate of the world hangs in the balance.
Episode 8. What Makes You, You
2025-05-24 · 24 min
Unika and Sin face a pivotal battle that will shape their futures.