Character Sophia from Persona 5 Strikers.
Trigger words: Sophia Persona, white hoodie, red hair, detached hair, hearts, black footwear,
Maskless (hood down): defaultsophia, twintails, hood down, boots,
Maskless (hood up): defaultsophia, ponytail, hood, hood up, thigh boots, gloves,
Masked: maskedsophia, ponytail, visor, symbol-shaped_eyes, hood, hood up, thigh boots, gloves,
With the masked version you can try prompting emojis like O_O, ^_^, X_X, etc.
With Pony you may need to use negative prompts to avoid the outfits geting mixed. For example, if you want to use the hood version, put "hood down" on negative.