Complete story — includes the ending
Spencer buys prescription pills from another student. Hanna and Spencer argue about Spencer's lying and strange behavior. Shana asks Emily for help. Emily discovers Ali's secret stash of cash hidden in the back of a French painting in Ali's bedroom. Aria lies to her friends and spends the weekend with Ezra at his cabin. In the basement, Ezra uses surveillance equipment to monitor every action of the Liars. When Shana is en route to collect Ali's money from Emily, she is attacked by an unseen assailant. Hanna warns Spencer before breaking into Ezra's apartment. Spencer heeds the warning when she spots the red dot of a camera light in the air duct. Hanna and Spencer share info with Emily and the three decide to keep their Ezra-as-"A" theory a secret from Aria until they're absolutely sure. Ali calls Shana to ask her about the money but Shana doesn't have it. Shana's car is now parked in front of the "Welcome to Rosewood" sign, which contains a threatening message. Shana hightails it out of Rosewood leaving Ali high and dry. ' A' ending: "A" empties an envelope containing prescription pads with Wren's name and credentials.
Sources and content license
Source and revision history · Adapted from Wikipedia contributors, Pretty Little Liars season 4. HTML formatting and reference markers removed. · Content license