Harrison and Eilidh share a romantic dinner; a computer malfunction isolates the base.
Campbell-Stokes arrives at the hotel; Alistair plans a trip home from the oil rig.
An osprey builds a nest in a radar dish.
An English couple arrive at the hotel; a new siren is installed.
The local weather station is closed; Iain invests in a beer garden.
Flight Lt. Harrison begins his post at an RAF early-warning station.