Season 1

Controlling taxi driver Ben Lacomba could not imagine a life without Sarah Wellgreen and the children they shared, so in October 2018 when it looked like she might leave him, Ben's behaviour had devastating consequences for Sarah.

A millionaire, who is infatuated with a young woman, tries to find out if she feels the same, which sends him down a dangerous path.

A man uses his charm and DIY skills to woo his fiancée's family, but betrays their trust. Marian Caliman filmed himself on his mobile phone slapping and verbally abusing his wife Faye before stabbing her repeatedly until the blade broke.

Tanveer Iqbal and Zatoon Bibi had an affair under the noses of their families. When he called it off, she vowed revenge.

Thelma Purchase was Greg Baker's carer, confidante, even his lover. She was in the perfect position to cash in on his trust.

Kayleigh Hanks and Ian Paton's relationship was volatile - some would say toxic. Their love wasn't enough to curb his violent ways.