There's a breakthrough in the case when Robin interviews Silk 41 regular Brett who suspects that China Girl is his ‘Girlfriend Experience’. Puss tests Mary’s love with a surprise for her 18th birthday celebration.

Robin finds a surprising love, but as Puss puts another arm of his audacious plan in place and suspicion grows around Silk 41, her fears for Mary escalate. Then Miranda drops a bombshell that brings her closer to the dead girl.

Robin and Pyke are desperate to find out if hostage Mary is alive, while Adrian struggles to make sense of the crime scene at Silk 41. As dawn breaks, the gunman is on the loose in Bondi and the beach is about to be flooded with people.