Weight: 1.0
Trigger + Appearance: htpandemonica, curly hair, ahoge, ponytail, demon horns, demon tail
Default Outfit: round eyewear, glasses, formal, suit, black jacket, long sleeves, red shirt, black gloves, black skirt
Add white hair and red eyes if necessary.
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.