Weight: 1.0
Trigger + Appearance: olantilene, x hair ornament, heterochromia, black eyes, grey eyes
Default Outfit: white sweater, long sleeves, black sleeves, single detached sleeve, black gloves, black skirt, black pantyhose, single bare shoulder
Add split-color hair, black hair, white hair if necessary. Her outfit can easily bleed onto others.
The results of your generations are dependent on the additional LoRAs, weights, and models you use, so it may not work or come out as consistent as my sample images.