Forced into exile by geopolitics, Alexei Molchanov—the world’s greatest freediver and son of freediving pioneer Natalia Molchanova—has spent 2023 on a journey to reclaim his sporting glory and honor his iconic mother’s legacy with a season that dominated the history of mortal sports. His near-suicidal quest to set five world records in less than four months takes him to the farthest corners of the globe and the very edges of human endeavor. In the process, he is forced to reevaluate every skill and belief he has built his life around.