1. Home Sweet Home

Aria Montgomery, Emily Fields, Spencer Hastings and Hanna Marin were on their way to jail because they're 'guilty' of killing Mona Vanderwaal. -A knocked out the driver of the bus where the liars were in and took over the bus. The four girls don't have a clue about what's happening and fall asleep, thinking they would wake up behind bars. (If you read this, you should watch the tv show Pretty little liars to understand everything).
The rights for the characters and some things that happen are going to the writers of pretty little liars + freeform.