Question: what is season 4 episode 1 of pretty little liars about?
Answer: A dead pig Season 4 begins exactly where Season 3 left off. The Liars and Mona stand around Wilden's car which has been removed from the lake and left in the middle of the street. When they open the trunk, they are shocked to find a dead pig inside. ... Mona states that the two of them are afraid of Melissa Hastings.