10 epsNew on Back'n'Time
The Broken Vow of the Sea God's Son
Episodes 1–10 stream here.
Episodes10 episodes · 1–10 free here
Free on Back'n'Time
The story
Quick answer: 10 episodes, English original audio, and episodes 1–10 play right here tonight.
Sebastian, Poseidon’s youngest son and the hidden Sea Duke, has spent seven years supporting his wife, Amelia. But on his birthday, he sees Amelia kissing her guard captain, Felix.
Betrayed, Sebastian takes back everything he gave her. When Felix strikes, will Amelia learn who Sebastian really is?
- Episodes
- 10
- Language
- English
- Free here
- Episodes 1–10
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Questions people ask
How many episodes are there in The Broken Vow of the Sea God's Son?
The Broken Vow of the Sea God's Son has 10 episodes in total. Short dramas run about one to two minutes an episode, so it is an easy one-sitting binge. Episodes 1–10 play right here on Back'n'Time.
Can I watch The Broken Vow of the Sea God's Son for free?
Yes — the first 10 episodes are free to watch on this page, no account and no sign-up.
What happens after episode 10?
Tap episode 11, or any tile with a lock on it, and we hand you over to the official app at that episode. If the app isn't installed yet, you'll land on its store page first. We don't host the locked episodes and we never ask for payment details.
What's The Broken Vow of the Sea God's Son about?
The story section above has the setup without spoilers past episode 10.
What language is The Broken Vow of the Sea God's Son in?
The audio is English. It was added to Back'n'Time on Oct 12, 2026.
Episode 11 continues in the app
You've watched the free part. The Broken Vow of the Sea God's Son carries on in the official app — we'll open it at this episode.
Continue in the official appKeep watching 1–10