Looking at the frantic Snape before him, Dumbledore felt a growing sense of foreboding in his heart.
He knew full well that unless he made Snape witness with his own eyes the true state of someone after the Sorcerer's Stone was used, this obsession would completely consume him.
With tightly knit brows, Dumbledore lingered his gaze on Snape for a long time before speaking slowly:
Chapter 159