Se-Mi Han from Solo leveling / Ore dake Level Up na Ken
When I tested it some different checkpoint and LORA's it seemed to work well with this LORA.
LORA weight 0.9 works great, but feel free to adjust the strength to your liking.
Prompts that I usually used:
Se-Mi Han, semi_han_sl, long hair, purple hair, long braid, purple braid, dark green eyes, dark purple dress, multicolored capelet, purple capelet, long sleeves, white gloves, earring, high collar,