On a secluded island, a gripping quest to unravel a medical enigma takes center stage, with the potential to revolutionize the treatment of Alzheimer’s. “The Illness and the Odyssey” offers an intimate glimpse into the scientific journey, showcasing world-renowned researchers as they compete to uncover the origins of a puzzling illness on Guam known as Lytico-Bodig. Solving this mystery could pave the way for breakthroughs in understanding and curing Alzheimer’s, Parkinson’s, and Lou Gehrig’s Disease. The documentary highlights the contributions of esteemed author and neurologist Dr. Oliver Sacks.