Rule 34 Dev - 5_fingers anthro balls blush bodily_fluids bovid bovine breasts canid canine canis cattle chris_walker_(outlast) clenched_teeth desk domestic_dog door droll3 duo fan_character female fingers fluffy fur furniture genitals hand_on_mouth hiding horn humanoid male mammal monochrome muscular muscular_male narrowed_eyes nipples open_mouth outlast penis rebecca_upshur simple_background sketch stairs straight sweat teeth tongue vein veiny_penis white_background|4166397120