anthro arm_support duo erection eye_contact eyewear foot_fetish foot_lick gerkk glasses high-angle_view humanoid_penis jewelry licking looking_pleasured male male_only mammal monkey mutual_footjob mutual_masturbation naughty_face necklace nude oral oral_penetration partially_retracted_foreskin penetration penis primate pubes reclining rubbing_head slim tongue tongue_out uncut yaoi