When Denny Crane's latest love, Bella, is attacked by animal rights activists, an irate Denny prepares to square off against the protestors and their vindictive lawyer -- Dennys ex, Bethany. Meanwhile, Brad suspects hes not the only person in the office enjoying a friends-with-benefits relationship with Denise; Clarence expresses romantic interest in Claire; and Paul Lewiston plans an office costume party to boost company morale.