From debut author Lisa Holliday comes a gripping dystopian tale of hope, betrayal, and survival, set in a world ravaged by a deadly man-made virus. After receiving a cryptic message from his old friend, renowned British cave diver James Sutcliffe embarks on a perilous journey to uncover the truth behind Alan's mysterious murder. Now, hunted by a ruthless hitman, James finds himself on the run with Gracie, a former MMA fighter struggling to reclaim her strength, and Mark, a steadfast police detective fighting to maintain order in a lawless world. Together, they must unravel the secrets behind the mysterious cave Alan was sent to find—secrets that dark forces will stop at nothing to control.