Struggling to return to normalcy after surviving Alison's attempt to kill them, Spencer, Aria, Emily and Hanna endure a series of disasters before realizing that they are being stalked by a new "A" who knows all of their secrets

The stalker's identity has finally been revealed but high school juniors Spencer, Emily, Hanna, and Aria seem condemned to repeat the past as they resume their unrepentant ways

A new girl's drawings start to cause real trouble at school, leading to unexpected danger.

A new girl's drawings start to cause real trouble at school, leading to unexpected danger.

College twins return home to investigate strange changes at a secret lab.