Saintess Eruna and the Lustful Book of Corruption ~Busty Sister's H Services~
One day, the sealed book suddenly exuded light, and a powerful succubus invaded Eruna's body. To suppress the succubus in her body, she has to keep taking “Aphrodisiac”... Can Eruna resist the effect of aphrodisiac and protect her purity from the men and the succubus?