Say It Isn't So

Amazon Video (Rent)

Apple TV Store (Rent)

Google Play Movies (Rent)

YouTube (Rent)

They share a love. They share a passion. And they might share DNA.

Overview

Boy meets girl; boy falls in love (and had wild, non-stop sex) with girl; boy loses girl... when they discover they are brother and sister! But when he learns that he's the victim of the ultimate case of mistaken identity, the lovesick young man -- whom everyone still thinks is after some taboo thrills -- must race across the country to stop her from marrying another man.

Trailer