jody marson is prison guard who had alleged affair with kieran loveridge .
ms marson is from port macquarie on new south wales ' mid-north coast .
the 30-year-old was suspended when alleged relationship was discovered .
ms marson is a fitness enthusiastic who competes in ironwoman events .
loveridge is serving 12 years for killing thomas king in sydney in 2012 .
he was moved to goulburn supermax prison when he assaulted an inmate .