A road sign which says “Silver City 29 Miles”

This harrowing half-hour archive series revisits some of the most brutal killers in modern history, reviewing news footage and the words of the killers themselves to see which terrifying traits each killer exhibited. What are the signs...of evil?

A family living on a farm finds mysterious crop circles in their fields which suggests something more frightening to come.

When five Kurdish prisoners are granted one week's home leave, they find to their dismay that they face continued oppression outside of prison from their families, the culture, and the government.

When their bus is crippled on the side of a deserted road, a team of high school athletes discover an opponent they cannot defeat – and may not survive.

On a desolate country highway, two homeward-bound teens are nearly run off the road by a maniac in a beat-up truck, and later spot him shoving what appears to be a body down a sewer pipe.