Tom escapes thanks to the mark of Alice on his arm , and follows the girls as they flee .
Mab leads Tom to a clearing where her two twin sisters , Beth and Jennet , before realizing they 're all witches .
Tom escapes thanks to the mark of Alice on Tom 's arm , and follows the girls as they flee .
Mab leads Tom to a clearing where her two twin sisters , Beth and Jennet , before realizing they 're all witches .