On a freezing Minnesota night, a shooting leaves a young police officer fighting for his life by the roadside; as his wife awaits his fate, a heart-stopping manhunt ensues.

A woman and her two young children go missing, then two other boys also disappear, prompting investigators to ask whether there's a serial predator on the loose in the wintry landscape of rural Missouri.

Noel Alkaramla, 21, vanishes just before Thanksgiving; investigators interrogate Noel's girlfriend and many others, but the answers can only be found in the icy depths of the Hudson River.

A teenage couple disappears from a Colorado neighborhood in the middle of winter; their car turns up abandoned and burnt in a field and everyone is looking for answers, but the winter's thaw reveals the truth.

After a blizzard, a son visits his parents, only to find them murdered. A peculiar local might know what happened during the snowstorm.