Rule 34 Dev - 3_toes 5_fingers anthro anus bare_breasts barefoot big_breasts biped breasts butt chalk chalkboard classroom claws clock clothed clothing crotch_tuft desk eyewear feet female fingers front_view furniture genitals glasses hand_on_leg hand_on_own_leg hand_on_own_thigh hand_on_thigh holding_eyewear holding_glasses holding_leg holding_leg_up holding_object holding_thigh horn information_board inside legs_up long_ears lying mature_anthro mature_female mostly_nude nipples on_back on_desk on_table open_clothing open_shirt open_topwear partially_clothed pawpads paws presenting presenting_pussy pussy reclining school sex_education sharp_teeth shirt smile soles solo table teacher teeth toes topwear tuft unprofessional_behavior haaru undertale undertale_(series) toriel boss_monster_(undertale) bovid caprine mammal 5:4 greyscale monochrome|7894875625