Upd. I endured 4 hours. Then my wife massaged my testicles and I came so violently that my legs were shaking. The tension has subsided and it is now much easier to be locked up.
Upd. I endured 4 hours. Then my wife massaged my testicles and I came so violently that my legs were shaking. The tension has subsided and it is now much easier to be locked up.