Awakening: Poseidon's Heir has 40 episodes (ongoing).
Crimson Kite Studio tells animated stories of heroes, systems and second chances.
You can watch Awakening: Poseidon's Heir online on Runotoon, in the web browser on your phone or computer. There is no app to download. Start with Episode 1.
The first 10 episodes are free, and you don’t need an account to start. Each of the other episodes unlocks with 15 Coins.
First 10 episodes free, no sign-up
Awakening: Poseidon's Heir has 40 episodes on Runotoon so far, and new episodes are still coming. Together they run about 112 minutes. The latest episode came out on October 26, 2026.
Abandoned as a freak at birth, mermaid princess Sierra awakens the Power of Poseidon and returns to the royal city. With overwhelming power, she crushes her treacherous father and the fake princess who stole her destiny, shatters the old bloodline hierarchy, and rises as the true ruler of the deep.
Yes. Its original language is English, and it has subtitles in German, Spanish, Filipino, French, Indonesian, Italian, Brazilian Portuguese, Thai, and Vietnamese. Some languages may not cover every episode yet.
![Cover of [ENG DUB] Apocalypse Romance System by Crimson Kite Studio](/_next/image?url=https%3A%2F%2Fmedia.runotoon.com%2Fcovers%2F0c5f8032-6888-4dc7-b97b-4332132cbfe0.jpg&w=1920&q=75)
