Addison says her older brother, Colin, has molested multiple people, including her on two separate occasions. She says the violations occurred when she was 11 and 13 and she claims that her parents didn’t take any action.

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“The first time, I can’t remember what happened, and I think, maybe, if I did remember it, it would be too painful,” the 17-year-old says. “I was angry at my mom. She didn’t call the police. She didn’t do anything to make sure that it wouldn’t happen again.”

WATCH: Teen Claims Her Brother Molested Her And Parents Did Nothing About It: ‘Life Went Back To Normal’

In the video above from Friday's episode of Dr. Phil, Addison describes the second incident.

“I didn’t understand it, and I was angry, not only at my brother but I was also angry at my parents. I feel like my parents didn’t protect me,” she says.

WATCH: How A Mother Claims She Responded When She Learned Her Son Had Molested Several Little Girls, Including Her Daughter

The teen says her brother was in the custody of the county for three years and went to four different group homes but that he never completed a sex offender program.

“I think that Colin is a danger to others,” Addison says. “I definitely still consider him a sexual predator.”

On Friday's episode, hear from Colin and why he says he molested his sister. Check here to see where you can watch.

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18-Year-Old Describes Feelings He Got When He Molested His Sister