Grayson stood at his office window, the city lights blurring into streaks of gold and white. Three hours. Luna's phone had been stationary for three hours in Riverside Park.

He'd given her the untraceable phone so he could keep track of her movement. The tracker wasn't meant to spy on her; it was meant to keep her alive. Now that tiny dot on his screen hadn't moved since 8:17 PM, and every instinct he'd honed over years of business warfare was screaming danger.

Marcus appeared in the ...