Stonebound: Ever After Dark

Born out of wedlock, Cristiano Ricoletti is the son of a millionaire lion shifter and a one-night stand. He was kept a secret until the he learned who his father was and decided to claim his heritage.
Big mistake.

Capriana Valenti—Ana—is Isabel Tiero's sister. A stunning orange tigress shifter she's trapped in a situation she can't escape. Until she learns her prison is nothing compared to Cristiano's.
She turns to a legend for help. The legend provides her with one irreversible solution.
Yeah, you know who Cristiano is… Theo's half-brother!