Rule 34 Dev - anthro back_muscles biceps blue_body blue_eyes blue_skin bodily_fluids boots burlap_sack clothing countershading exercise fin floor footwear footwear_only genital_fluids gloves grey_body grey_countershading handwear head_fin holding_object leather looking_at_viewer looking_back looking_back_at_viewer male mostly_nude muscular precum sandbag shed shoes shoes_only short_story solo standing sweat triceps wall_(structure) wood wood_floor wood_wall workout tjloog wake alien fish humanoid marine shark 2020 2:3 hi_res story story_in_description|11214606095