Plot summary
During a storm that traps the students inside the school, Emily follows a clue to the library and finds an old letter she once sent Alison hidden in a book, reminding her of their past kiss and Alison's subsequent rejection. Her purse then goes missing. In the music room, Aria is about to kiss Noel, but is interrupted by Ezra. Spencer learns that the police discovered Emily's purse and letter and suspect her of vandalizing Alison's memorial. She denies involvement, and her mother intervenes. ' A' ending: 'A' sends a file containing video footage of Alison the day she disappeared, to Rosewood Police Department.
Credits
Adapted from Wikipedia contributors, Pretty Little Liars season 1. HTML formatting and reference markers removed.