She is Rachel, the unfortunate and pitiful heroine of the anime series "哀・奴隷".

defaut outfit:

<lora:Ai-Doll Rachel pony v1_epoch_10:1.0>, aidoll_rachel, 1girl, 
green eyes, blonde hair, short hair, short hair with long locks, sidelocks, bangs, 
white shirt, long sleeves, juliet sleeves, puffy sleeves, frills, red skirt, red bowtie, neck ribbon, red ribbon, jewelry

party dress:

<lora:Ai-Doll Rachel pony v1_epoch_10:1.0>, aidoll_rachel, 1girl, 
green eyes, blonde hair, short hair, short hair with long locks, sidelocks, bangs, 
red dress, long sleeves, juliet sleeves, puffy sleeves, red skirt, green bowtie

bondage: (*)

<lora:Ai-Doll Rachel pony v1_epoch_10:1.0>, aidoll_rachel, 1girl, 
green eyes, blonde hair, short hair, short hair with long locks, sidelocks, bangs, 
red bondage, latex, thighs, high heels, pussy

(*) example changed: barefoot -> high heels