Season 3

01 Tears For My Mother Episode 119th April 2018 A man calls 911 claiming he found his ex-girlfriend dead, but his behavior on the call leads police to wonder if he could be involved. Investigators tirelessly gather evidence to convict a killer whose unchecked rage left a young son motherless. 02 The Slender Man Episode 226th April 2018 When a young mother is shot dead in front of her son, horrified witnesses call 911 and describe the shooter as a slender man who disappeared into nearby trees. Though clues are scarce, investigators finally uncover the killer's shocking identity. 03 No Good Deed Goes Unpunished Episode 33rd May 2018 A woman calls 911, saying she's found her son unconscious in his home. When police arrive, they realize he's dead: his hands are bound and he's been strangled. At first it seems like a burglary gone bad, but cops soon discover this death was personal. 04 The Silencer Episode 410th May 2018 With the help of a neighbor, an injured woman calls 911 saying an intruder broke into her boyfriend's home and shot them both. Police respond to find the boyfriend executed, and soon they must decipher strange evidence left behind to identify the killer. 05 Hearts Of Darkness Episode 517th May 2018 A dying man calls 911 saying he's been shot in the heart, and his son has also been shot dead. The shooter escapes into the darkness, and as detectives investigate, they navigate a complex group of suspects to uncover a tangled web of rage and revenge. 06 The Devil's Voice Episode 624th May 2018 When two girls from neighboring counties disappear and are found murdered, one family receives multiple taunting calls from the kidnapper. Investigators work to track him down and succeed when they discover a clue delivered by the killer himself. 07 Deadlift Episode 77th June 2018 A terrified neighbor calls 911 when she witnesses a young mother gunned down in her driveway. The police work to uncover a complex conspiracy that ripped the loving mother from her three children, just to keep dark secrets hidden. 08 Big Sky Murder Episode 814th June 2018 A frantic woman calls 911 when she finds her husband shot to death. The investigation reveals allegations of harassment from the victim's ex-lover and eventually uncovers a complex trail of deceit in a murder that was years in the making. 09 Shadow of Death Episode 921st June 2018 A woman calls 911, whispering that intruders broke into her home, bound her and her son, and attacked her husband. When police arrive to find the husband dead and the killers gone, investigators struggle to expose the twisted mastermind behind the crime. 10 Torched Heart Episode 105th July 2018 A frantic woman calls 911 saying an intruder just entered her home and shot her husband. When the victim -- a local fire chief -- dies from his injuries, the first responder community works tirelessly to find out who killed one of their own. 11 Last Call Episode 1112th July 2018 A traumatized man calls 911 after seeing his friend shot and killed right before his eyes. With a surprisingly long list of suspects, investigators must sort through layers of lies, jealousy and mistrust until they finally uncover the shooter. 12 Under Siege Episode 1219th July 2018 A woman calls 911 saying her husband is exchanging gunfire with intruders, and her toddler is outside with them. Police find the boy safe, though the husband is dead and a ranch hand injured. The search for suspects unearths a plot rooted in betrayal.