When DEA agent Nick Lang came to town, even the toughest cases got closed.

But his latest had become way too personal. He'd thought CSI Jennifer Prynne was just another no-strings fling, until a serial killer's attack left her battered, bruised and struggling to remember her past.

Now, as the key to the entire case they’d been investigating for months, Jenn's safety became Nick's responsibility. He knew the murderer’s identity was buried deep in Jenn’s mind, but releasing it was dangerous–yet necessary.

The old Nick was an expert at getting answers and moving on. But his heart told him this was one case he couldn’t walk away from…