The Dangerous Heir
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What the numbers say
- At 1–2 minutes an episode, the full 61 runs about 1–2 hours.
- Ranks #177 of 252 in CEO — a mid-catalogue title.
After losing her parents and everything she owns overnight, Kang Seo-yeon spends 15 years plotting revenge as Kim Yoo-jin, the adopted daughter of her enemy, Kim Do-hyung. When his son, Lee Jae-hyun…
Synopsis quoted in brief from DramaBox; see the
full listing on DramaBox.
Data last verified 2026-11-01. Episode counts and
availability change often — confirm on the platform before relying on it.