She was just looking for her sister. He was looking for a way out. Together, they found danger, desire—and a deadly secret worth killing for.

US Marshal Alejandro Santiago is deep undercover and dangerously close to losing himself to the violent world he's infiltrated. Just when he's ready to walk away, a beautiful, fierce woman storms into his investigation—and into his heart.

Audrey Hughes hasn't seen her sister in years. But when she receives a cryptic letter and finds her sister missing, Audrey drops everything to find answers. She doesn't expect bullets to fly, or to be rescued by a brooding marshal with a haunted past and a body built for sin.

Thrust together by circumstance, Alejandro and Audrey must navigate a tangled web of lies, cartel secrets, and sizzling tension. She wants the truth. He wants to protect her. But someone wants them both silenced—forever.