Yinka struggles with whether to alert a target of the threat to their life; explores the reactions of common people to the horrifying discovery that they are the target of an anonymous person's death threat.
Jennifer Poole's life tragically changed when she met Gavin Murphy; over the course of their relationship, Jennifer became subdued and distant; it was only after her brutal murder that her family uncovered Murphy's appalling treatment of Jennifer.
Tai O'Donnell was a talented musician, but his ambitions were cruelly cut short after he met Kamila Ahmad; Kamila managed to hide her violent past and keep control of Tai, and when he tried to leave, she stopped him in the most brutal way possible.
Canadian Ashley Wadsworth met Jack Sepple online when she was just 12 and he was 15; Ashley travelled to the UK when she turned 18; knowing nothing about Jack's evil side, she only experienced his true character when they moved in together.
Alex Rodda, a 15-year-old teenager, is murdered by 18-year-old Matthew Mason in December 2019, six weeks after they first exchange messages via social media.
Exploring the death of a Canadian Mormon teenager Ashley Wadsworth due to social media grooming by British teenager Jack Sepple, leading to a fatal outcome during their planned meeting.
A skateboarder is murdered in Liverpool; missing a murder weapon and a motive, a Snapchat message where the killers brag about their plan helps the police crack the case.
Bianca Devins' death at the hands of friend Brandon Clark; exploring the virtual world of misogyny he lived in and learning why the victim's family had to battle social media platforms to remove viral images of her murder.
Patients and medical staff are caught off guard when an armed gunman takes patients in a maternity ward hostage and causes an entire Utah hospital to go into lock down.
In March 1994, Clifford Lynn Draper hatches a plan to hold a group of twelve hostages on the second floor reading room of the Salt Lake City Public Library.
A former mail delivery driver shoots two people and takes others hostage in an office high rise; an unsuspecting employee becomes a hostage negotiator.
A convicted murderer on the run heads to his former place of employment; he takes four hostages, then calls radio and television stations telling them his whereabouts so all the world knows who he is and what he wants.
In 2017, terror grips the Seminole Heights neighborhood of Tampa after shootings claim the lives of four innocent victims, all of whom are murdered by serial killer Howell Emanuel Donaldson III.
After Gordon Wardell makes an emotional appeal to find his wife's killers, the police soon realize they must look closer to home as they dig deeper into suspicions.
After his body was found in his Rothienorman cottage, handyman Brian McKandie's death in 2016 was initially deemed accidental, but a pathologist soon discovered severe injuries that pointed to murder.
When police find the body of Monica Massaro in her New Jersey home with multiple stab wounds, detectives soon find their investigation leading them to serial killer Adam Leroy Lane.
When Lanell Barsock is found dead in her home in Palmdale, California, evidence points to her boyfriend before investigating detectives start to focus on her best friend, Larene Austin.
Teenager Danielle Jones disappeared from her home in Essex, England, leading police to uncover an obsessive killer with a history of targeting young girls.
Colin Sutton details how he and his team worked on the cold case investigation of Catherine Corridan, who disappeared from her London home in 1994, alongside other high-profile crimes.
Occult-obsessed Mohammed Khaleel was sent to prison after viciously stabbing his friend to death, but he struck again when he killed a vulnerable man not long after being released.