Olivia Labinjo and Gary Cunningham bonded over their shared struggles, beginning a relationship marked by vices and violence that ended in one's death.
After a decade together, Natalie Hemming hoped to end things amicably with her partner. Her disappearance soon after proved her ex had different plans.
Jayden Parkinson, 17, became trapped in an abusive relationship when she started dating Ben Blakely, and older man who threatened her friends and family.