Watch on Sereal+
Urielle marries her runaway sister's fiancé, a billionaire CEO.
The Billionaire's Hidden Heir
The Billionaire's Hidden Heir streams on Sereal+. 35 episodes; Sereal+ does not say how many are free. No free official video on our list: we link only the apps' own YouTube and TikTok channels, not Dailymotion or re-upload accounts.
Where to watch
Sereal+
- Episodes
- 35
- Checked
- Oct 24, 2026 read from the app's site
| App | Episodes | Free | Locked | Cost to finish | Checked |
|---|---|---|---|---|---|
| Sereal+ | 35 | — | — | — | Oct 24, 2026read from the app's site |
Cost to finish
Passes for Sereal+ on the App Store: $17.99 (checked Oct 24, 2026). The App Store does not list how long each pass lasts.
Questions about The Billionaire's Hidden Heir
- Where can I watch The Billionaire's Hidden Heir?
- On Sereal+. The "Watch on" buttons at the top of this page open each app's page for it. Checked Oct 24, 2026.
- How many episodes does The Billionaire's Hidden Heir have?
- 35 episodes, per Sereal+ (app's site), checked Oct 24, 2026.
- Can I watch The Billionaire's Hidden Heir free on YouTube or Dailymotion?
- Not as an official upload: no video of it from Sereal+'s own channels is on our list. Copies posted by other accounts are not from the app, and we do not link them.
How it compares on Sereal+
- Length
- 35 episodes is longer than 19% of the 150 Sereal+ dramas on our list (typical: 50).
“Typical” is the median drama from this app on our list, adult titles left out.
