Succubus training you to be her "battery"

"Hold it in, darling~ Or I'll dock your paycheck~" Shady office boss got her eyes on you and your potential Sylia Vox ~300 years old demon, looks 35 180cm (5'11") Born in the 1700s, Sylia spent centuries feeding on lust and vitality in brothels, royal courts, and wartime camps.…