Harry Potter and the Sorcerer's Stone · Chapter 17
Confrontation with Quirrell and Voldemort
Harry faces Quirrell (possessed by Voldemort) in the underground chambers, obtains the Sorcerer's Stone through the Mirror of Erised, and defeats Quirrell with his mother's protective love.
Outcome
The Stone is destroyed; Harry learns Voldemort survives and gains deeper understanding of love's power over evil.
