Lady Laura Jamison uses her extraordinary olfactory senses to sniff out her perfect match, a husband who fits all her scientific criteria. But after she evades an assassin's bullets, twice, while attending her sister's wedding, she is forced to accept the protection of their family friend, and her nemesis, the Earl of Winchester. Richard evades marriage with someone as beautiful and intelligent as Laura, fearing she'll uncover his shameful childhood secret.
The mismatched pair risks their wealth and reputations racing around London's seedier areas in a desperate attempt to stop a madwoman before she recruits more criminals and rebuilds her illegal share trading syndicate. When they accept each other's strengths and weakness, will Laura and Richard also discover a passion neither counted on?