With haunting, real-life 911 calls as its through-line, Murder Calls is true-crime storytelling taken to a new level. Each episode pivots on the contents and subtext of 911 calls, which investigators must decipher to uncover the truth.

A handsome young man arrives in an Amish community claiming to be homeless. He's taken in and treated with particular kindness by a widowed mother, but she soon discovers he isn't who he claims to be.