S6, E5: Mona returns to Rosewood in a very fragile state as she must answer to the police for faking her death. Matters only get worse when she is confronted about Lesli's inadvertent involvement in Mona's plot. Hanna is determined to help Mona out, not only to reassure her she is safe from Alison but also to try and repair Mona's friendship with Lesli.