Chandler Kinney Photo by Paul Archuleta ( Getty Images)A dark and gritty reboot for a teen series is coming in 2021. We are shocked, amazed, and baffled. Pretty Little Liars: Original Sin stars Chandler Kinney (Zombies 2), Maia Reficco, (Kallys Mashup and Strangers), and Chilling Adventures Of Sabrina author Lindsay Calhoon Bring.AdvertisementDeadline reports that a series description states, "Twenty years ago, a series tragic events nearly ripped apart the blue-collar community of Millwood." Today, a group diverse teen girls find themselves in pain and forced to pay for the secret crime their parents committed over two decades ago.Bring and Aguirre–Sacasa are planning to take the Sara Shepard series to a different town and to a whole new group of teenage girls. Tabby will be played by Kinney, an aspiring director who is also a horror movie buff. Reficco will play Tabby, an aspiring director and horror movie buff with a secret.The original Pretty Little Liars of the Freeform series were Lucy Hale and Ashley Benson. Troian Bellisario and Shay Mitchell were also featured in the series. It aired from 2010 to 2017. It was set in Rosewood and the four high school students were constantly threatened by having their secrets revealed to them by an unknown individual named A.It seems like four years is not enough time to attract interest in a reboot series. We aren't sure who's asking for the reboot of Gossip Girl, with the Gossip Girl reboot just a week away. But we will guess.