Karmein's body was discovered at Edgars Creek in the suburb of Thomastown on 9 April 1992; the prime suspect for her abduction and murder is an unidentified serial child rapist known as "Mr. Cruel", who had abducted and sexually assaulted a minimum of three prepubescent and adolescent girls in circumstances markedly similar to Karmein in the years prior to her abduction.
Karmein's death occurred in 1992, and the perpetrator of her murder is an unidentified serial child rapist known as "Mr. Cruel". This individual had previously abducted and sexually assaulted multiple young girls with similar circumstances to Karmein's prior to her abduction.