This is a book in the Leopard Series by Christine Feehan. Cat Benoit was sold as a child and finally escapes. She stays off the grid but meets Ridley Cromer. Together they try to escape from her owner who finds her and wants her back or dead. Jake and Emma help her. They were first introduced in Burning Wild. People who like to read about shape shifters would like this book. Other books in the series are Wild Fire, Savage Nature, Leopard's Prey. You will enjoy them.