It was shocking murder that rocked Perth to its core - a young mother dressed in a ball gown slumped in her vintage car with four bullet holes in the back of her head.
For more than 40 years the death of brothel owner Shirley Finn, 33, remained unsolved with accusations of state cover-ups and even police involvement.
Now the mother-of-three's family will finally get the investigation they demanded for decades with a coronal inquest set for later this year.
Brothel owner Shirley Finn, 33, was shockingly murdered in June 1975, found dead while dressed in a ball gown
She was found slumped over the wheel of her car with four bullet holes in the back of her head
Ms Finn ran one of only three sanctioned brothels in Western Australia allegedly paying secret franchise fees that were not reflected in her tax bills.
Just two days after she died, Ms Finn was due to appear at a tax hearing on June 25, 1975, believed to be planning to spill the secrets of the state's most powerful figures.
She met with an acquaintance, Jacqueline, three days before her body was found and told her a senior policeman threatened her.
'Why was she dead three days after she came to my house when she did this in front of me in the lounge, she said someone threatened her?' she told Australian Story.
Now the mother-of-three's family will finally get the investigation they demanded for decades with a coronal inquest set of later this year
The rare vintage Dodge sedan Ms Finn was