It is the day of Valerie's hen do, and Luca is back at the Mill. Both get more than they bargained for. Rob arrests a family man dressed up as an elf for trespassing, and Jimmi must help assess him at the station.

It's Valerie's big day and the stage is set, but will she make it down the aisle? Meanwhile, Rob has something important to tell Karen. When Daniel makes a complaint about a young campus security guard, he soon realises that there could be far reaching consequences.