When does Pretty Little Liars return?

The series is the fourth television series in the Pretty Little Liars franchise. It is based on the novel series written by Sara Shepard. The first season, titled Original Sin, premiered on July 28, 2022. In September 2022, the series was renewed for a second season, subtitled Summer School, that premiered on May 9, 2024. The series was canceled after two seasons in September 2024.