When the lively and naïve June (Diaz) stumbles into the arms of the charming Roy (Cruise), she believes she has found her Mr. Perfect with him. However, the radiant "knight" turns out to be a badass super spy who is hunted by the CIA and unscrupulous killers. Whether he belongs to the good guys or the bad guys, no one knows exactly... least of all June, who suddenly finds herself unintentionally on a breakneck escape across the globe.