Hanna's new interest in crime novels helps her to come up with a plan to try and figure out whose body is in Ali's grave. While Hanna is on her hunt, Spencer is working overtime to decipher the stories in Ali's diary which she hopes will reveal the identity of Ali's mystery man. But with both girls hot on the trail, will their work lead them straight into "A's" path?

Meanwhile, Aria is upset with the new friend Mike has made and Emily's dad is concerned about her behavior.

Pretty Little Liars Season 4 Episodes...

• s04e01 - A is for A-L-I-V-E
• s04e02 - Turn of the Shoe
• s04e03 - Cat's Cradle
• s04e04 - Face Time
• s04e05 - Gamma Zeta Die!
• s04e06 - Under the Gun
• s04e07 - Crash and Burn, Girl!
• s04e08 - The Guilty Girl's Handbook
• s04e09 - Into the Deep
• s04e10 - The Mirror Has Three Faces
• s04e11 - This Hoe is Going Down
• s04e12 - Now You See Me, Now You Don't
• s04e13 - Grave New World
• s04e14 - Who's in the Box?
• s04e15 - Love ShAck, Baby
• s04e16 - Close Encounters
• s04e17 - Bite Your Tongue
• s04e18 - Hot for Teacher
• s04e19 - Shadow Play
• s04e20 - Free Fall
• s04e21 - She's Come Undone
• s04e22 - Cover For Me
• s04e23 - Unbridled
• s04e24 - A is for Answers

Pretty Little Liars Show Summary

Never trust a pretty girl with an ugly secret. Gossip thrives amid the Mercedes-Benz, mega mansions, and perfectly manicured hedges in the exclusive town of Rosewood, Pennsylvania. Everyone has something to hide. Based off the book series of the same name, the series follows four estranged best friends Spencer, Hanna, Aria, and Emily who are reunited after their best friend and queen bee of the group, Alison, goes missing only to discover they are receiving messages from an anonymous "A" who knows all their secrets.