Debra Newell was a single, successful business owner, who had raised four children when she decided she was ready to go online to find love. That’s when she met John Meehan, who appeared to be an intelligent, handsome, charming doctor who made her laugh.

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“The relationship with John and I moved very quickly. By the second or third date, John was telling me that he was in love with me,” Debra recalls, adding that John asked her to marry him hundreds of times a day. “We got married in Vegas. I knew that it was way too soon. He was so good at telling me that I was his soulmate, the love of his life, and I thought, you know, you only live once.”

WATCH: Woman Whose Life Inspired Podcast 'Dirty John’ Reveals Frightening Reason She Says She Stayed In Relationship Once It Started To Unravel

Debra says, however, that shortly after they got married, John began to exhibit questionable behavior.

“John made a comment that he wanted to put a bullet in my daughter’s head, and I was shocked,” Debra says, adding, “John would lie about everything, and then he would claim that I was the one lying. I had a safety deposit box where John had put my money. I went to pull it out, and I had $25,000-$35,000 missing.”

In the video above, find out how Debra’s children reacted to her marriage. And on Thursday’s episode of Dr. Phil, hear how Debra’s relationship with John – which inspired the popular podcast Dirty John -- turned into a nightmare and what happened when she tried to leave him. Check here to see where you can watch.

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