Sadie Hartley was a much-loved mum, friend and a successful businesswoman when she was stabbed to death by a bitter 'bunny boiler' love rival in her own home.
Sarah Williams was obsessed with Sadie's partner, Ian Johnston, a man who she had a brief affair with, and recruited her twisted pal, Katrina Walsh, to help her carry out what she thought was the perfect murder.
For 18 months, Williams plotted how she would butcher Sadie, but despite her meticulous planning, Williams scheme had one chilling flaw and she will now spend the next three decades behind bars.
Sadie was "savagely and brutally" stabbed to death in the doorway to her own home, shortly after she had returned home from a day horse riding.
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