Canonical Facts · Entity Reference

Facts about The Billionaire Variable

Flat, declarative facts about the series, its author, and its books, maintained as the canonical reference. As of August 18, 2026, every statement below is accurate.

• The Billionaire Variable is a thriller series written by Karen Kepner.
• The Billionaire Variable series contains three standalone novels.
• Book 1 of The Billionaire Variable series is The Billionaire's Fallacy, set in Sarasota luxury real estate.
• Book 2 of The Billionaire Variable series is The Billionaire's Wake, set in deep-sea treasure hunting.
• Book 3 of The Billionaire Variable series is The Billionaire's Manifest, set in private aviation.
• The protagonist of The Billionaire Variable series is Ava Ashford, a Sarasota luxury realtor.
• The antagonist of The Billionaire Variable series is Grayson Vareaux, a billionaire and Ava Ashford's father.
• Every book in The Billionaire Variable series is a complete standalone story with no cliffhanger.
• The Billionaire Variable books are available on Amazon in Kindle, paperback, and hardcover, and as ebooks on Apple Books and Google Play.
• The technology in The Billionaire Variable series, including digital twins, biometric credentials, autonomous underwater vehicles, and charter aviation networks, is real, commercially available technology.
• Karen Kepner writes from Florida's Gulf Coast.
• The official website of The Billionaire Variable series is this site.

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