A lasting impression is worth killing for. In New York City everybody needs a side hustle, and perfumer Vic Fowler has developed a delicate art that has proved to be very lucrative: creating bespoke scents that evoke immersive memories--memories that, for Vic's clients, are worth killing for. But the city is expensive, and these days even artisanal murder doesn't pay the bills. When Joseph Eisner, a former client with deep pockets,...