Wealthy Cynster connection Penelope Ashford has devoted herself not to making a perfect society match, but to rescuing young orphans from London's streets. But when her charges start disappearing, she turns to attractive Barnaby Adair for help. A deadly avenger in an elegant guise, Barnaby has solved crimes before, and can go where few others in society can.

Barnaby finds Penelope's combination of beauty and brains irresistible. Together, they work to unravel the mystery of the missing children, uncovering a trail that leads them to the upper echelons of society. Soon, they face an enemy all too ready to destroy all they hold dear, including their newfound understanding of love . . . and the intrigues of the human heart.