22. Cover for Me

Complete story — includes the ending

Aria hooks up with a musician named Riley in Syracuse. Spencer is monitored by a tough rehab coach named Dean. Holbrook and Tanner ask Hanna about a note stating Alison is alive. Hanna honestly tells them she's clueless. Emily discovers Mona helped Ezra with his book in exchange that he keeps Mona's "less-than-legal" activities under wraps and Mona broke up with Mike to avoid her past resurfacing. Spencer is shaken when she finds a pile of dirt at the edge of her bed and an "A" note accusing her of digging Ali's grave. Aria returns and demands Ezra leave Rosewood but he insists she read his manuscript. Spencer has another hazy memory of the shovel and Ali running through the woods. Hanna spots Holbrook and Tanner pull Mrs. DiLaurentis aside while on a date with Travis. Later, the friends gather when Aria determines from Ezra's manuscript that he suspects Mrs. DiLaurentis is "A." Hanna realizes Emily told Paige that Alison is alive. As Spencer is about to go to bed, we see Mrs. DiLaurentis creeping around her room, unbeknownst to her. ' A' ending: "A" cuts a loose string on a wedding dress.