When a child goes missing, the amount of resources that authorities use is substantial. Abduction cases are taken very seriously by all of the parties involved - none more so than Chase Grant, a detective in Seattle's 18th precinct. The clock starts the moment he gets the call from a parent - and the first 12 hours are crucial. Every move counts, and every choice matters. If he missteps, then a child might not come home. But today was different. He got a call about a missing child. And then another, and another, and another....