The Romanov Con- Book One in the Heiress Series

Millie Gordon is a woman running out of options. When her last two get rich quick schemes fail, she and her partner in crime, Marcus, must come up with half a million dollars within a month to settle their debts with the loan shark Greg Melnyk, AKA The Butcher.
Things look hopeless until Marcus stumbles across the scam of the century. Pose as the missing daughter of wealthy widow Anna Reed and claim the million dollar reward before they can prove she's an imposter, but things become complicated when her new family is everything she's ever wanted. To make things even worse, her new brother's mysterious and brooding best friend Lochlan can't seem to make up his mind about whether he wants to expose her as a fraud or take her to his bed.