Who knew that Taylor Hotchkiss was live?
They mystery intensified on PLL: The Perfectionists Season 1 Episode 4 when Alison turned to Mona with her suspicions.
Meanwhile, Caitlin, Ava, and Dylan realized that their friendship was marred by secrets.
Did they finally come clean to each other about everything?
Elsewhere, Claire had a new plan to get Ava to spill all about what happened with Nolan.
Did the student take the bait?
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.