Hanna continues down her boozy path, with the help of Caleb, and her friends can no longer stand by and watch Hanna self-destruct. After her last encounter with Hanna, Aria starts to take note of Zach and wonders if Hanna — while drunk — was telling ... (more)her the truth. Meanwhile, Emily tries to find information linking Alison to Noel and Spencer makes a surprising discovery at the eye doctor.