One night after an evening out, Jason Dessen, forty-year-old physics professor living with his wife and son in Chicago, is kidnapped at gunpoint by a masked man, driven to an abandoned industrial site and injected with a powerful drug. As he wakes, a man Jason's never met smiles down at him and says, "Welcome back, my friend." But this life is not the one he knows. His wife is not his wife; his son was never born; and he's not an ordinary college professor, but a celebrated genius who has achiev...