Lillian Vance's world is one of scent and artistry, a carefully curated symphony of rare essences. Detective Cole Miller's world is one of grit, logic, and crime scenes scrubbed with bleach. When a killer uses a unique perfume as a calling card, he needs her nose to solve the case. He thinks she's a flake; she thinks he's a barbarian. But in the chase for a killer, they might find their own intoxicating chemistry.