Pretty Little Liars Season 2

In Season 2 the four girls want to know what happened to Ian's body, who killed Alison, and who "A" is. After the shocking plot twist at the tail end of the Season 1 Finale, the Liars are suddenly some of the most suspicious people in town. Things become increasingly difficult when even their parents doubt them, and sign them up for therapy. Between the mystery of Ian's missing body and the hunt for "A," the second season of Pretty Little Liars is even more dramatic than than the first. The second season of Pretty Little Liars premiered on June 14, 2011 and concluded on March 19, 2012 on ABC Family.