anal anal_penetration anthro ballgag balls bdsm blindfold blindfolded bodily_fluids bound collar dildo genitals group laboratory laughing machine male penetration penis punishment restrained restraints robotic_arms screaming sex_toy sweat tickle_fetish tickle_torture tickling tickling_armpits tickling_feet tickling_sides trio vibrator wolfzap_(director) felid mammal pantherine robot hi_res