In the furthest corners of our planet indigenous groups lead radically different lives. Bruce Parry travels deep into the Colombian Amazon to meet the Waimaha. The Waimaha have successfully lived in this remote place thanks to their connection with the rainforest around them. This connection comes – in part from the psychoactive drug ayahuasca which they take during seasonal ceremonies. Can Bruce win their trust and get invited to take part in their yagé ceremony?