The "Useless" Wife was the Mermaid Queen

The "Useless" Wife was the Mermaid Queen cover

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PlatformDramaBox
Episodes50
Followers1.9K
Rating9.6/10

What the numbers say

  • At 1–2 minutes an episode, the full 50 runs about 1–2 hours.

For ten years, the immortal Mermaid Queen Thessaly has hidden her identity as King Kael's unwanted wife, honoring a vow to protect him and his kingdom. He calls her useless, steals the glory of her…

Secret CrushFantasy
Synopsis quoted in brief from DramaBox; see the full listing on DramaBox. Data last verified 2026-11-04. Episode counts and availability change often — confirm on the platform before relying on it.