2heads, (one head 13 year old:1.5), (one head 17 year old:1.5), (a blonde and a brunette:1.4)

blurry,logo,watermark,signature,cropped,out of frame,worst quality,low quality,jpeg artifacts,overexposed,glitch,error,out of focus,semi-realistic,sketch,drawing,digital art,anime,manga,amateur,poorly drawn hands,poorly drawn face,deformed iris,deformed pupils,morbid,duplicate,mutilated,mutated hands,poorly drawn eyes,dehydrated,bad anatomy,bad proportions,disfigured,gross proportions,malformed limbs,incoherent,