It started as a joke ? a casual throwaway threat, so similar to the others they used during their scenes. "Get on your knees, or I'll spank you." "Lick it, or I'll whip you." But when Sienna said "Or I'll hang you" for the first time, everything changed. Luke realized that he wanted to be more than just submissive to his wife: He wanted her to hold his very life in her hands.
