Lost and Found Summary

Best friends Aria, Spencer, Emily, and Hanna meet up near their best friend Alison "Ali" DeLaurentis's house. It's the day after a sleepover the girls had in Ali's barn. The night before, Ali insists on hypnotizing them. Ali ends up storming out of the barn and now she's missing. The girls don't know where she is and Ali's mother has called them over to talk with them. The girls talk to each other before going into the DeLaurentis home. The girls all discuss how they don't remember much from the night before.

They all assume that Ali has gone off somewhere with her older friends from the field hockey team. When they go inside however, Mrs. DeLaurentis says she's called all the girls on the team and Ali's not with any of them. She asks the girls if Ali...