When a mysterious polaroid is discovered in a vintage shop, a key clue to a decades-old serial killer is unearthed. And when a direct connection is made to a re

A killer leaves a mysterious signature—gloves found on every victim—while an ex-con FBI agent, unwilling to play by the rules, is on a rampage, and willing

FBI Special Agent Faith Bold needs her K9 German Shepherd, Turk, to help her when victims of a new serial killer are found buried alive in graveyards, a mysteri

When victims of a new serial killer are found with butterflies on their bodies, expert FBI forensic examiner and entomologist Fiona Red is summoned to find the

When the victim of a new serial killer turns up murdered, investigators are perplexed: it is the second body to appear who suffered from a rare ageing disease.