Plot summary
Aria remains suspicious of Byron. Mona tells the Liars that Harold, the janitor, has pursued her and she declined his sexual advances. They doubt her honesty. When the girls go back to investigate Harold's office further, a hooded figure rushes out. Hanna recognizes the person's shoes - it is Lucas. Lucas tells her he was looking for something but when Hanna offers to help him, he blows her off. Andrew Campbell proctors as Mona and Spencer face-off for team captain of the scholastic decathlon. Mona wins and Hanna shuns her for it, suspecting that her intentions continue to be sinister.
On the way to a swim team party, Emily and Paige chase after a hooded figure after their car tires are slashed. Aria confronts Meredith about Byron's involvement with Alison on the night of her murder. Mona follows Byron late at night at Hollis and makes a mysterious phone call. ' A' ending: 'A' buries the Queen of Hearts and the Phantom of the Opera masks in the wood.
Credits
Adapted from Wikipedia contributors, Pretty Little Liars season 3. HTML formatting and reference markers removed.