Rule 34 Dev - alvin_and_the_chipmunks alvin_seville anal animals_only bottomless briefs brothers brown_hair chipmunk_boy dazed erection expressionless furry glasses hypnotic_audio incest male_only maledom malesub nude open_mouth panties_on_head penis sex sexuality_change shadow2007x simon_seville spiral_eyes symbol_in_eyes text topless western yaoi|56548