S1, E2: Following the intertwining fortunes of two of the nation's biggest stations, as Euston is evacuated during the Friday rush hour leaving passengers there and in Birmingham's New Street station stranded, confused and angry. We jump in the cab with Cross Country driver Andy as he shows us just how close his train came to disaster on the tracks. Train dispatcher and former bank manager David imparts his worldly wisdom to a new recruit on his first shift.