From the greenhouses of Thai cactophiles to the Tamaulipan thornscrub, Hamilton traces the history of peyote with the help of a Native American peyotist.
Hamilton heads to India to see industrial Ketamine synthesis, and speak with therapists and luminaries in an attempt to understand the role of dissociative anesthetics in society.
Hamilton ascends the Carpathian Mountains, microscope in hand, to learn how Europeans use Amanita muscaria, and uncovers the chemistry behind a mushroom-inspired pharmaceutical.
Deep in the Andean highlands of Peru, Hamilton becomes the apprentice of a local shaman, learning how to use the night-blooming San Pedro cactus as a medicine.
