TV Pretty Little Liars: Summer School trailer introduces a new murderer "A" has a mother?! By Samantha Highfill Samantha Highfill Samantha is a writer based in Los Angeles. Television is her one true love, and she tweets about it. A lot. EW's editorial guidelines Published on April 18, 2024 12:00PM EDT You know what they say: Behind every serial killer is an even deadlier... mother?! The first trailer for Pretty Little Liars: Summer School is out now, and it shows Bailee Madison (Imogen), Minnie (Malia Pyles), Noa (Maia Reficco), Tabby (Chandler Kinney), and Faran (Zaria) doing their best to enjoy life now that "A" has been captured and is on death row. However, their enjoyment is quickly cut short when they discover they must attend summer school. And for a moment, they think that is what's going to ruin their summer. 'Pretty Little Liars: Summer School'. Max But when they start hearing that "A" had a mother named Bloody Rose Waters, well, let's just say you don't want to get a letter from Rose. And if you do, you could find yourself playing the worst game of hide-and-seek imaginable. Find out which of the Liars make it out alive when Pretty Little Liars: Summer School premieres May 9 on Max. Watch the full trailer for season 2 above. Sign up for Entertainment Weekly's free daily newsletter to get breaking TV news, exclusive first looks, recaps, reviews, interviews with your favorite stars, and more. Related content: Pretty Little Liars: Summer School adds Antonio Cipriano, more guest stars Pretty Little Liars: Original Sin reveals it shares a universe with ... Riverdale?! How the hunt for a teenage Desperate Housewives launched the Pretty Little Liars phenomenon