Highest quality, masterpiece, Ultra-high resolution, (Realistic:1.4), RAW Photos, Sisters、Older sister with long hair and younger sister with short hair, Brown-haired sister and black-haired sister、Off the shoulder、duet、A busty older sister and a growing younger sister

(nsfw:1.5), (worst quality, low quality:1.4), EasyNegative, ng_deepnegative_v1_75t, verybadimagenegative_v1.3, BadDream, badv3, FastNegativeV2, bad-artist, bad-artist-anime, loli, bad_prompt_version2, lowres, bad anatomy, ((text, watermark, error, extra digit,fewer digits, username)), (poorly drawn hands, poorly drawn face:1.4), missing fingers, extra limbs, bad hands, bad-hands-5, badhandv4, ((Asian girl, Asian, Korean, Japan :1.5))