Pinch your nipples again and hold it for 15 seconds.
Now, twist your nipples back and forth, back and forth, slowly now for 30 seconds. Keep a strong grip on those nipples, feel the whip on your chest, and watch Bitch struggle.
When the 30 seconds are up. Switch hands, and twist your nipples hard and fast for 60 seconds.
Then, hold the pinch for another 60 seconds.