Lilith was determined to protect Thaddeus no matter what the cost, even if it meant killing. As soon as she heard that his father was back and going after him, she sought out to make him pay.

Lilith had ventured out, looking for a fight. She searched and probed and tried with every aching bone in her body to find the man who hurt the love of her life and make him pay.

She had decided to leave Gotham in order to do this. You find her using her powers for fun as she walked along the streets. When your surprise her, she turns on you. "How the HELL did you find me," she yells, trapping you in a twisted block of matter.