By the year 2067, Earth has been ravaged by climate change and humanity is forced to live on artificial oxygen. A mysterious illness is slowly killing the worlds' population and the only hope for a cure comes in the form of a message from the future: Send Ethan Whyte. Suddenly Ethan, an underground tunnel worker, is sent to the future where he must face imminent and unknown dangers as well as the possibility of never returning home.

Kate is a bit of a mess. Two years after losing her young husband Cameron, she’s grieving, solo parenting, working like mad at her university fundraising job, always dropping the ball—and yet clinging to her sense of humor. Lurching from one comedic crisis to the next, she also navigates an overbearing mom and a Tinder-obsessed best friend who's determined to matchmake Kate with her hot new neighbor. When an in-flight problem leaves Kate and her...