In 1968, Daniel James Peverell, once Harry Potter, is a man out of time—a survivor of a fallen future reshaped by a blood-ritual into a flippant, elite Unspeakable. Paired with Amelia Bones, a brilliant but rigid 21-year-old Auror struggling to uphold her family's legendary mantle, he must try to avoid a dark future in a time he doesn't know.