Ali was athe mental institution because they thought she was her identical twin sister Courtney who had a mental issue and WA always pretending to be ali
Alison's twin sister Courtney ecscaped from the mental institution and Alison is mistakened as Courtney and is taken to the mental institution and is treated like a patient.
Hanna goes in the books as for on the show that is yet to happen
When Courtney is murdered, Allison ends up in a mental institution.
Courtney was a big secret because she was always in a mental institution - the same one Hannah is sent to.
Because she was mental.
She wasn't really mental. She was just misunderstood.
she tried to be alison and she was in a mental ward
The mental hospital where Hanna goes and Ali goes
Hanna's and Alison's roommate in the mental hospital.
A is actually alive she had a twin she died and a is in a mental institution. yah i know its confuzing u would get it if u read the book or waited for the hoooooolllleee series of the show.
She was obsessed with being ali and tried to kill her.
Because she was usually in a mental hospital.