A whole hand gets shoved into someone’s pussy or ass, usually with extreme stretching, lubed-up knuckles, and that “too far but keep going” energy. The art leans hard into exaggerated gapes, trembling legs, and faces that bounce between pain and pleasure, often with ahegao and thick fluids everywhere. It commonly escalates from a few fingers to the wrist, with close-ups that show the penetration even under typical censorship.