The Liars will be pretty close to finding who is "A." Well, "Bite Your Tongue" suggests that. "Pretty Little Liars" Season 4 Episode 17 is a few episodes away, but ABC Family has released the official synopsis for the forthcoming instalment.

Synopsis For "Bite Your Tongue"

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.

Hanna is the new detective giving a hard time to Spencer (not in a bad way, of course). However, Hanna can turn out to be a better crime solver, especially now that she is into crime novels. Now, that we have two Liars working on finding the truth, things will uncover faster.

Spencer tries to decipher the content in Ali's diary. So may be more Ali flashbacks for fans. Spencer is also working overtime that means more Ali flashbacks. We are so obsessed with Ali these days.

Emily and Aria will be dealing with personal things in "Pretty Little Liars" Season 4 Episode 17.

"Aria is upset with the new friend Mike has made." Who is Mike's new buddy? Well, there are numerous options that might upset Aria like Jenna, Mona or one of Aria's best buddies.

Emily's behavior will raise eyebrows, well, certainly her dad's eyebrows. He will be concerned about Emily?

The different storylines in this episode will make it one super cool episode to watch.

"Pretty Little Liars" Season 4 Episode 17, "Bite Your Tongue" airs Jan. 28.