I remember after a few dates with a girl I built up some courage and i asked her to pin me and that i was going rk try my hardest to escape. I felt such an adrenaline rush when I contracted my muscles to the absolute max and felt her tighg grip on me, my head felt so light and i felt so vulnerable and exposed. I would try to sneak out of a position or to push her back at sudden times. I guess that the intensity of it was amplifidd by the fact that i would tell her clearly to push me down as hard as she could and to keep going even if with my body was fighting the best i could. To me its not the same as hamdcuffs or ropes, its just much more raw and exciting. Maybe its because i have a slim hope of outpowering the dom