Bugs - Season 4 Episode 1 Absent Friends

Ros is missing and Beckett, Alex and Ed are desperately searching for her. However, they find her car a river with some of her blood in it, and presume that she is dead. Beckett won't accept this, and sobs his little heart out at Ros' house. He ends up quitting from the bureau, to devote his time to searching for Ros. Beckett goes to see Ros' Mum, her ex-fianceé, Terry and does everything he can to determine Ros' whereabouts. Ros is actually alive and well (naturally) and is working with Terry. Ed and Alex are given a job to transport what they think is something that saves lives- but they were given false information. Beckett is also where Alex and Ed are, still trying to find leads on what happened to Ros, and then Ros suddenly appears, steals the stuff that Alex and Ed are looking after, with Terry and two other people and runs to Terry's van As she starts the van, and starts to drive off, she sees Beckett, but is told by Terry to keep driving. She does as he says, leaving behind Be