She wants justice for her sister. He’ll see that she gets it.

The woman US marshal Dawson O’Connor just bailed out of jail isn’t his ex-wife. It’s her identical twin, Summer Grayson — whose existence his enigmatic ex kept from him. Summer believes her sister is in peril…or worse. To draw out the perpetrator, she needs Dawson’s help and protection. While Summer takes a dangerous risk by posing as her twin, Dawson will do whatever it takes to keep her safe.