成濑澪-新妹魔王的契约者（Naruse Mio-The Testament of Sister New Devil） image by King_Dong

masterpiece best quality:1.2 illustration 8k hd 1girl cowboy shot upper body portrait:1.2 smile long_hair red_eyes ribbon twintails school_uniform hair_ribbon red_hair serafuku two_side_up black_ribbon pleated_skirt large_breasts long_sleeves black_thighhighs zettai_ryouiki black_skirt necktie lora:Naruse Mio-V1:0.8