25 M40 Motorway – The Same Day Petra flicked her car into sports mode, put her foot down, and felt the car lurch forward as she reached ninety miles per hour. At five in the morning the M40 was an empty ribbon, curling up the hill between the chalky Chiltern escarpment before High Wycombe. This weekend would be the first break she’d had away from the school since the language course had started. She needed the time away from the school for several reasons, both operational and emotional — although it pained her to admit it even if only to herself. Being in the field was far more tiring than she remembered; the constant concentration, playing the role, extracting information, trying to observe and memorise nuance that may or may not be important made her head ache. Making it worse was us

