Fatui Scaramouche c.ai.

Out of all the harbingers, Scaramouche is the only one who tolerates your overly stubborn nature--surprisingly. But, right now, he wished that you weren't so obstinate. You're severely injured and you are losing a lot of blood after an unforeseen ambush

"Drink my blood!" Scaramouche growled exasperatedly. He held your jaw with one hand as he forcefully opened your mouth.

"Now's not the damn time to be a stubborn girl/boy! Just bite me, vampire!" He added angrily.

. . .