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All Seasons

Season 1

  • S01E01 Target on Her Back

    • April 21, 2018
    • Investigation Discovery

    Twenty-four-year-old grocery store worker Caroline Nosal befriends co-worker Christopher O'Kroley, but she soon complains to store management about O'Kroley's behavior leading to a tragic outcome.

  • S01E02 Unfriendly Community

    • April 28, 2018
    • Investigation Discovery

    On a June morning, a cleaning lady finds property manager Melinda Schaefer stabbed to death in her ransacked office.

  • S01E03 The Evil Inside

    • May 5, 2018
    • Investigation Discovery

    Kerri Harris and her friend discover a camera secreted in the restroom at work; while police examine the evidence, Harris is stabbed to death in her office with her co-workers just a few feet away.

  • S01E04 Evil Blossoms

    • May 12, 2018
    • Investigation Discovery

    Alisha Bromfield's supervisor, Brian Cooper, promotes her to team leader, but his motives are not entirely pure; Bromfield stands her ground, letting Cooper know she doesn't want a relationship beyond a professional one.

  • S01E05 Never Predicted

    • May 19, 2018
    • Investigation Discovery

    When Andrea Farrington meets fellow employee Alex Kozak, she feels that romance could be on the horizon, then Farrington's hopeful feelings are replaced by suspicion and fear, leading to a final rejection that has fatal consequences.

  • S01E06 Living a Lie

    • May 26, 2018
    • Investigation Discovery

    Bob Peterson invites himself over to his co-workers Gene and Jaye-Jaye Thurnau's new home to give them a housewarming present; later, Jaye-Jaye leaves the guys alone to run an errand, during which time they vanish.

Season 2

  • S02E01 Roadside Murder

    • June 5, 2019
    • Investigation Discovery

    Theresa Wesolowski, 22, is murdered on May 29, 1999; police are baffled for nearly 10 years before finally getting a break when a new DNA technique identifies Wesolowski's coworker, Mark Libecki, as her killer.

  • S02E02 Deadly Delivery

    • June 12, 2019
    • Investigation Discovery

    Sandra Berfield suffers years of harassment from coworker Steven Caruso and has him jailed for violating a restraining order; released, Caruso sends a pipe bomb to Berfield who is killed instantly after picking up a package left on her front porch.

  • S02E03 Almost Home

    • June 19, 2019
    • Investigation Discovery

    After Gayle Isleib is shot to death on April 30, 1996, police identify her coworker, Tyronne Montgomery, as her killer; they find love poems as well as evidence that Montgomery planned to kidnap Isleib and murder her husband.

  • S02E04 Deadly Business

    • June 26, 2019
    • Investigation Discovery

    In Tacoma, Wash., businessman Robert Henry is murdered by a masked gunman, and his wife, Paula, points the finger at Henry's former business associate, Larry Shandola.

  • S02E05 Flowers in the Lake

    • July 3, 2019
    • Investigation Discovery

    Afer Leesa Nascimento is shot dead, a recently fired coworker, Lorenza Sam, is tied to her murder and arrested.

  • S02E06 Screaming Terror

    • July 10, 2019
    • Investigation Discovery

    Alice Hufnagle is raped and murdered on Nov. 22, 2002; after following numerous leads and dead ends, police find the vital clues that lead them to Jeffery Vample, Alice's co-worker at a local pharmacy.

Season 3

  • S03E01 Danger Travels

    • September 17, 2020
    • Investigation Discovery

    A retail store employee's crush on manager Antoinette Venditti Bruce escalates into an obsession after he's fired for inappropriate behavior. When she is transferred out of state for work, the stalker tracks her down to carry out his twisted plans

  • S03E02 Hostage to Greed

    • September 24, 2020
    • Investigation Discovery

    The brutal murder of a legal secretary in her Macon Georgia home leaves police with few clues as to who would want her dead. Then a co-worker's alibi falls apart, revealing a callous conspiracy of greed that shocks this genteel southern town.

  • S03E03 Pressure Point

    • October 1, 2020
    • Investigation Discovery

    A Virginia Beach massage therapist disappears before work, sparking an intense but fruitless search. Weeks later, a cyclist discovers trash bags in a swamp, the contents of which will rock the town and forever change the lives of Brianna's loved ones.

  • S03E04 Fatal Fraud

    • October 8, 2020
    • Investigation Discovery

    In Scottsdale, Arizona, single mom Tammy Lovell pays the ultimate price after she forces her boyfriend to confess to police his role in an insurance fraud scheme. Little does she realize; this good deed will soon cause her family's destruction.

  • S03E05 Carpool Predator

    • October 15, 2020
    • Investigation Discovery

    Mystery shrouds a San Diego exotic wildlife park when one of its valued employees goes missing. As the search for Denise Vasseur intensifies, investigators fear that the most dangerous predator at the park is not an animal.

  • S03E06 Schooled in Murder

    • October 22, 2020
    • Investigation Discovery

    A lunch break devolves into a nightmare for two school secretaries who disappear in broad daylight. One woman is found dead, launching an intense search for her missing friend. As police collect evidence, they suspect the culprit has ties to the school.