This is a LoRA trained on a dataset generated using Midjourney and its "sref" style capabilities. A typical original prompt:

an illustration of a demon girl with short white hair has her arms crossed under her chest , showcasing a playful pose. She has black horns on her head and a limited color palette that adds to her unique look. With her eyes closed and a wide smile, her sharp teeth are visible, giving her an intriguing and mischievous appearance. --sref 3241801261 --personalize u2agqxa --sw 500 --stylize 1000 --niji 6