On the other side, the library basement.
Quentin was entangled in vines against a wooden stake, and to prevent him from resisting, Darcy planted a mushroom atop his head.
The mushroom would continuously siphon off the prisoner's strength, a simple and efficient method of sealing, not particularly brilliant, but definitely practical.
Wayne sat in a corner of the basement, pulling out a white handkerchief from his breast pocket and covering his mouth and nose.
He felt this action was rather effeminate, but the butler Philark strongly recommended it as being elegant, and under Philark's insistence, Wayne had come to adopt it as a habit.
Darcy force-fed Quentin a dose of hallucinogenic mushrooms, and because the latter was inhuman, he deliberately increased the dosage.
One asked, and the other answered; amidst his dizziness, Quentin confessed everything.