Mademoiselle at Arms

From Amazon: Threatened with a pistol by the young lady discovered in a deserted mansion, Major Gerald Alderley is instantly intrigued. Who is the beautiful intruder? And why does she disguise herself as a nun? What circumstance has thrust her into an enterprise both foolhardy and dangerous? The girl’s French accent places her with the émigrés from across the channel, except that Mademoiselle insists she is English.

Set on unravelling the mystery, Gerald begins a relentless pursuit, hunting down every possible clue - much to the indignation of Mademoiselle. When her life proves to be in danger from the villainous émigré Valade, Gerald has his work cut out. For Mademoiselle Melusine, engaged in a desperate battle to prove her true identity, believes she is well able to take care of herself and is determined not to be rescued.