Pretty Little Liars Season 5 Episode 17 : The Bin of Sin
Suspecting that Alison/"A" is out to frame her for Mona's murder, Hanna is not willing to just sit by and let it happen. When Caleb and her friends try to come up with a safe plan to get Hanna off the hook, it isn't good enough for her. Taking her fate into her own hands, Hanna strikes out alone to clear her name. Meanwhile, relationships are tested when Aria comes clean to Ezra and Spencer's shady actions continue to put Toby in a bind at work.