Who killed Toby's mother? Who hit Alison in the head with therock the night she went missing? Who is Red Coat? Who killedBethany? Who is the Black Widow? Why has "A" beentargeting the PLLs all this time? After years of torture,Alison, Aria, Emily, Hanna and Spencer finally comeface-to-face with their tormentor and learn the story of howand why Charles became "A".
