An Amazonian shaman named Karamakate, the last of his tribe, embarks on a profound journey spanning four decades as he encounters two scientists seeking a rare healing plant. Their expedition through the heart of the Amazon becomes a tale of first contact, betrayal, and an unexpected bond that transcends cultural divides. Drawing inspiration from the explorations of Theodor Koch-Grunberg and Richard Evans Schultes, the narrative delves into themes of friendship and survival, revealing the deep connections between humanity and nature amidst the backdrop of colonial exploitation.