My Onahole Keeps the Heroines in Check

Having no choice, I revealed the secret of my Skill to the two of them. "Villain Onahole!!?" Worried someone might hear in the Indoor Training Ground, I covered Yuuna's mouth. "Mmph!" "I don't know what will happen if the Student Council President finds out." Nod, nod. After receiving a silent agreement through eye contact to speak quietly, I released my hand. "......The maximum number of people allowed in a Dungeon was three. Ignoring that is the most surprising thing." "Is it because Onah...