He doesn’t do feelings. She doesn’t do rules. He’s her best friend’s older brother, a billionaire who buried his heart years ago. She’s the one woman who sees right through him. He should keep his distance. She should know better. But when the tension finally breaks, neither of them can walk away. $0.99 on Kindle.

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Disclaimer: The price of My Forbidden Grumpy Billionaire CEO: An Age Gap Best Friend’s Brother Romance was accurate when this post was published on February 14th, 2026. However, Amazon can and does change Kindle book prices frequently and without notice. Always look closely at the price of an ebook on Amazon before clicking that yellow button. If you purchased a Kindle book by accident, it's simple to return, just follow the return instructions here.

