I wanted it. Again. So ... I tied myself down, gagged my mouth with that huge inflatable gag. I was watching dirty pictures using my VR headset and I listened to ... a sort of an electric slut mantra. And I was stimulated by electricity (electrostim) in my most sensitive areas, on my ... in my crotch. This combination was the most ... or better, the strongest one, so far. Hearing that the electrostim will make me cum and the stimulation itself led to a ... very strong sensation.