(Two heads), (masterpiece, best quality), best resolution, (2heads:1.5), 1girl, beautiful faces, korean idol, very long hair, perfect anatomy, necks positioned equally on chest, same body

FastNegativeV2, (low quality:1.3),(worst quality:1.3),(monochrome:0.8),(deformed:1.3),(malformed hands:1.4),(poorly drawn hands:1.4),(mutated fingers:1.4),(bad anatomy:1.3),(extra limbs:1.35),(poorly drawn face:1.4),(watermark:1.3),ugly,watermark,jpeg artifacts,error,text,username