Kerri Rawson says her life was shaken the day the FBI informed her that her father, Dennis Rader, was the notorious serial killer BTK. Rawson says that while Rader was a hands-on father, churchgoer and Boy Scout leader, he was leading a double life and murdering innocent victims in Wichita, Kansas from 1974-1991.

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Rawson, who says she was a Daddy’s girl and Rader was her best friend, opens up about her childhood and life after learning the truth on Wednesday’s episode of Dr. Phil, and in her new book, A Serial Killer’s Daughter: My Story of Faith, Love, and Overcoming. Does she think her father has remorse for what he has done to her? What message does she have for families who claim she is trying to make a profit on their pain and loss? And, does she think her father would kill again if he were released? Hear her thoughts in the video above.

WATCH: Daughter Of Serial Killer Reads Letter Dad Sent Her From Prison

And, Dr. Phil offers the young woman advice.

“The biggest mistake that you can make is to internalize this,” he says to her. “Talk about it, give it a voice, don’t ever internalize it, or it will eat you alive.”

This episode airs Wednesday. Watch more here.

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