A French trailer for writer/director Juan Diego Solanas’ sci-fi romancer Upside Down has gone online. The film stars Kirsten Dunst and Jim Sturgess as star-crossed childhood sweethearts living in alternate universes that exist above each other on opposing axes.

Described as a sci-fi “Romeo & Juliet,” Upside Down looks pretty damn quirky, but after peeping a nude Dunst in Lars von Trier’s Melancholia, it’s easy to understand how the busty 29-year-old could make any guy’s world go topsy turvy.

Peep it: