Alison realizes someone is returning to BHU earlier than expected.

Dylan and Ava try to retrieve an important clue before time runs out.

Ava tries to balance her show with another important task.

Dylan gets ready to play for Ava's fashion show.

Ava comes into contact with Zach, a fellow student with an unexpected connection to her past on PLL: The Perfectionists. "Lost and Found" is the sixth episode of the show's first season.

Alison tries to help a new ally on The Perfectionists Season 1 Episode 5. Will she be successful?

Mona outsmarts Dana during her own interrogation on The Perfectionists Season 1 Episode 5.

Alison tries to help a new ally on The Perfectionists Season 1 Episode 5. Will she be successful?

Dylan and Ava have a much-needed talk on The Perfectionists Season 1 Episode 5.

Mona thinks things out on The Perfectionists Season 1 Episode 5.

Dana Bookers unsuccessfully attempts to get answers from Mona.

Ava gives Dylan advice on The Perfectionists Season 1 Episode 5.