When scent becomes sin, love turns lethal.
A gifted young perfumer with synesthesia is invited to join an elite Paris fragrance house that caters to the world's most powerful clientele. But beneath the velvet and glass lies a secret: certain fragrances are designed not for pleasure-but for control.
As she becomes entangled with the enigmatic patron who funds her creations, every drop she blends awakens something darker-inside her and him. Desire turns dangerous when the line between art and manipulation dissolves in a haze of scent, seduction, and obsession.