Storyline: Physics prodigy Stillman (Butterfield) is destined for great things, only to be derailed when his girlfriend, Debbie (Turner) suddenly dumps him. But Stillman isn't beaten, he does what any heartbroken genius would do - he invents a time machine to get a second chance at love.
Storyline: Long-term couple Owen and Hallie are breaking up (or maybe not?). Just as their relationship reaches a turning point, Matt and Willa embark on a romance of their own. A funny, deeply felt chronicle of one summer in the lives of two couples.