Jason Dessen is a physicist, professor and family man who, while walking home one night, is abducted into an alternate version of his life. His initial wonder turns to nightmare when he tries to return to his reality amid the mind-bending landscape of lives he could have lived. In this labyrinth of realities, he embarks on a harrowing journey to get back to his true family and save them from the most terrifying, unbeatable foe imaginable: himself.

Based on the New York Times bestseller by Blake Crouch.