Dragonsheart

When Isabella Wyndham-Brown returns to London to celebrate her twenty-first birthday, she looks forward to being in charge of her own life at last. But becoming an adult isn't everything she'd hoped it would be; for a start she discovers that her parents' will stipulates she cannot take charge of her fortune until she is is twenty-five; then she finds disturbing evidnece that her father had a mistress...Nevertheless there are compensations, including meeting her handsome French cousin and being reunited with Peter Bennett, who saved her life in Egypt. However, when she learns that her father may have found the lost family treasure, the Dragonsheart diamond, Bella's problems really begin...