The Billionaire's Forbidden Secret: My Sister's Baby Daddy catalog poster
A SHORT DRAMA ON SEREAL

The Billionaire's Forbidden Secret: My Sister's Baby Daddy

A billionaire reunites with his amnesiac first love and discovers her sister’s baby was fathered by him.

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THE STORY

About The Billionaire's Forbidden Secret: My Sister's Baby Daddy

A Manhattan billionaire reunites with his amnesiac first love—now a cold obstetrician—only to discover that the baby his sister is carrying via sperm donation was fathered by the very man he never stopped searching for.

Original synopsis supplied by the catalog. May contain spoilers.

Why watch The Billionaire's Forbidden Secret: My Sister's Baby Daddy?

  • It combines billionaire romance with an emotionally charged reunion.
  • Amnesia creates uncertainty around the former first love.
  • A family revelation complicates the central relationship.

Who is this story for?

  • Viewers who enjoy billionaire romance and reunion stories.
  • A fit for plots involving amnesia and complicated family revelations.

What to expect

  • Billionaire romance
  • Amnesiac first love
  • Sperm-donation family revelation

Lead character

Dual Lead

Story tags

Explore this drama’s genres, story premises, themes and character relationships.

BEFORE YOU WATCH

Your watching questions

Where can I watch The Billionaire's Forbidden Secret: My Sister's Baby Daddy?

The catalog lists this title on sereal. Check the viewing panel for a verified link to this specific drama. Platform listings do not guarantee availability in every country.

Are free episodes available?

We don’t have confirmed free episode information for this title yet. Check sereal for current access and prices. No episode count or subscription price is assumed here.

What language is this version?

This catalog entry is listed in English. Audio and subtitle options may differ on the viewing platform.

What should I explore next?

Try The CEO's Cute Baby Chases Mommy, which shares the romance and drama and billionaire and secret-heir themes. You can also browse the full romance collection.

KEEP FOLLOWING THE STORY

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Shared themes: Romance · Drama · Billionaire · Secret Heir

Shared themes: Romance · Drama · Secret Heir · Amnesia

Shared themes: Romance · Drama · Billionaire · Secret Heir

Shared themes: Romance · Drama · Billionaire · Secret Heir

Shared themes: Romance · Drama · Billionaire · Secret Heir

Shared themes: Romance · Drama · Billionaire · Amnesia

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