The Liars get answers to questions about "A."
The liars attend prom at Spencer's.
Mona returns to Rosewood.
After lying to Alison and Jason about Charles, Kenneth comes clean about the family's connection to the young boy. While he won't give much detail about Charles' past, he says enough to give the liars a clue of where to look for the missing pieces and the girls must act fast before all traces of Charles' past disappear.moreless