Cory Phillips is spending a semester studying abroad in London. In need of a job, he lands a position as a clerk in a gift shop that caters to tourists on London’s famous ghost walks. There he meets Alexi Lovegood, a charming and handsome man who plays the ghost of Sir Donovan Cartwright on one of the tours. As romance blossoms amid the campy fun, something spooky in the mist of London’s streets threatens to intervene…