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anthro aroused bdsm blush bondage bondage_furniture bound canid canine canis cloth_gag clothed clothing doctor duo embarrassed erection eyes_closed felid forced fully_clothed gag gagged genitals hands_behind_back hi_res humanoid_genitalia humanoid_penis immobilization kerchief lying machine male male/male male_anthro mammal mask medical medical_instrument medical_play milking_machine on_back pantherine penile penis penis_milking penis_milking_machine red_background restrained restraints scientific_instrument side_view simple_background standing straitjacket submissive submissive_anthro submissive_male surgical_mask tail tail_motion tailwag tiger unprofessional_behavior wolf xorwynne