Erin is forced to confront her deepest fears when she visits a murder site.Erin's finding it increasingly hard to keep working on the Stone/Mervich case. The gruesome brutality of the crime keeps seeping into her waking and dreaming life. So when Rhys suggests she drive with him to view the crime scene, Erin is terrified, and tries to hand over the case. Janet gives her an ultimatum, and Erin concedes to a go out to the farmhouse with Rhys. But when she gets there, it all proves too much. After Rhys takes her to a hospital, they have a close encounter in a swimming pool. Murray Rice taunts David that he isn't man enough to prosecute the AG. David rises above it, but later requests a copy of the file from Tracey. What he sees will force a big decision onto the DPP. Janet and Ash head to the doctor for a pregnancy check up, where they discover that they will be having twins. But bad news accompanies the good. The scan has shown the slight possibility of profound foetal disability in one of the twins, leaving the couple split on this life-changing decision. Tony and Tatum are pushed together on a mercy killing/medical murder case. The husband of a woman, suffering from motor neurone disease, believes she was murdered by a deliberate overdose of morphine. Meanwhile, Lina and Paula's friendship blossoms.