Caleb Maddox is a San Francisco toxicologist studying the chemical effects of pain. After a bruising breakup with his girlfriend, he’s out drinking whiskey when a hauntingly seductive woman appears by his side. Emmeline whispers to Caleb over absinthe, gets his blood on her fingers and then brushes his ear with her lips as she says goodbye. He must find her.As his search begins, Caleb becomes entangled in a serial-murder investigation. The police have been fishing men from the bay, and the postmortems are inconclusive. One of the victims vanished from the bar the night Caleb met Emmeline. When questioned, Caleb can’t offer any information, nor does he tell them he’s been secretly helping the city’s medical examiner, an old friend, study the chemical evidence on the victims’ remains. The search for the killer soon entwines with Caleb’s hunt for Emmeline, and the closer he gets to each, the more dangerous his world becomes.From the first pages up to the haunting, unforgettable denouement, The Poison Artist is a gripping thriller about obsession and damage, about a man unmoored by an unspeakable past and an irresistible woman who offers the ultimate escape.