Set in the fictional town of Amerta, Bali, Pretty Little Liars follows the lives of four female students whose clique falls apart when their leader, Alissa (Yuki Kato), goes mysteriously missing. A year later, Hanna (Anya Geraldine), Ema (Eyka Farhana), Sabrina (Valerie Thomas) and Aria (Shindy Huang) find themselves reunited when they begin to receive messages from a shadowy figure known as "A" who threatens to expose their darkest secrets.