Louise is now aware that Dylan has smuggled Sanosi to the UK and is harbouring him on his house boat. As she struggles to come to terms with what he's done, Connie catches whiff of their bickering and disagreement. David panics that Louise knows – their secrets are getting increasingly public.

On witnessing another squabble between Dylan, David and Louise, Connie calls them into her office for an explanation. Can everyone keep quiet about what's going on?

Meanwhile, Lily learns that Sam and Iain have a romantic past and can't help but feel jealous – especially when she sees their easy banter. Can she keep the green eyed monster at bay?

Elsewhere, Connie tries to distract herself from her own health problems by imposing some overly strict authority on the department.