There's a killer on the road, and nobody is safe. Michael and Megan Fitzgerald are siblings who share a terrifying past. Both adopted and now grown--Michael is a long-haul truck driver, Megan a college student majoring in psychology--they trust each other before anyone else. They've had to. In Los Angeles, Detective Garrett Hobbs and FBI Agent Jessica Gimble have joined forces to work a murder that seems like a dead cinch. Their chief suspect is quickly...