David Wayne is a medical representative living in Chicago and working for a pharma firm. He goes to New York City to market an antidepressant drug. In the City, he meets Ingrid, a flight attendant. This gives David another chance at love and pits him against a Boston gang that has kidnapped Sigrid, Ingrid's identical twin sister. Ingrid is forced to smuggle stolen diamonds for the safety of Sigrid, who has killer plans for her captors. After David comes back to Chicago, he is entangled in a bizarre robbery. He decides to battle the robbers and gangsters.