A Perfect Gentleman — Barbara Metzger

Viscount Aubrey "Stony" Wellstone is at the end of his rope--and at the end of his family's once-great fortune. Desperate, he tries his luck at the gaming tables, where an offer to exchange his debts for a gentlemanly favor leads to a profitable new profession...as an honorable escort accompanying the cream of the ton.

Fiercely independent Ellianne Kane would normally have no use for an upper-class attendant--even one as striking as the viscount--but she is in dire need. Her younger sister has vanished while in London, and the flame-tressed beauty aims to find her. Only Stone's knowledge of proper society can help Ellianne in her quest. And only Stony can prove to her that there is far more to their relationship than money....