The Price of Honour — Mary Nichols

Olivia Pledger, through her own willfulness, found herself stranded in Portugal in the middle of the Peninsular War! A resourceful lady, she was determined to work her way back to the British lines and so get herself home to England. But in foraging a deserted mansion, she was discovered by Robert Lynmount, who had been cashiered in disgrace from Wellington's army. Although intent on scouting unofficially for Wellington until he could clear his name, now Robert felt responsible for Olivia's safety. In such circumstances, falling in love was crazy, and personal feeling could not be allowed to count….