When Donovan Bering start saw Jodi Arias walked through the door, she thought the inmate was a model - non a murderer.

Arias' old cellmate is speaking out in an enhanced encore airing of Lifetime'due south true-criminal offence documentary "Cellmate Secrets: Jodi Arias," which promises to share new, agonizing data surrounding the case of Travis Alexander, besides every bit bombshell theories well-nigh the gruesome slaying.

The network has been airing a docuseries narrated by Angie Harmon titled "Cellmate Secrets," which explores famous true-crime cases from the perspective of one-time friends, prison guards, cellmates and lovers.

"I merely thought she was trying to get information on people," Bering recalled to Fox News about meeting Arias in 2008. "She only looked like a model. She was cute. She was very quiet. Nosotros had no idea she was being accused of murder."

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Jodi Arias (L) and her attorney Jennifer Willmott (R) look back during sentencing hearing in Maricopa County Superior Courtroom in Phoenix, Arizona April 13, 2015. An Arizona judge sentenced former waitress Jodi Arias to life in prison with no possibility of parole on Monday for shooting and stabbing her ex-boyfriend to death in 2008. REUTERS/Mark Henle/The Arizona Republic/Pool - TM3EB4D147B01

Jodi Arias (L) and her chaser Jennifer Willmott (R) look back during sentencing hearing in Maricopa County Superior Courtroom in Phoenix, Arizona April 13, 2015. (REUTERS/Marker Henle/The Arizona Commonwealth/Pool)

The women were booked into Estrella Jail in Phoenix, Ariz. Bering was at that place on suspicion of being an accessory to arson, Oxygen.com reported. As for Arias, she had been jailed on a first-degree murder charge for the killing of her boyfriend.

Arias was defendant of stabbing and slashing Alexander 27 times, slitting his throat and shooting him in the head in his suburban Phoenix abode in June 2008. The and so-32-year-former initially denied any involvement, and so later blamed it on masked intruders before somewhen settling on self-defense.

Arias claimed Alexander invited her to his home for a day of sexual activity, then turned trigger-happy, forcing her to fight for her life. Prosecutors said she killed him in a jealous rage.

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A photograph of Travis Alexander appears on a estimator monitor in front of defense chaser Kirk Nurmi as Alexander's family speaks to the jury during the sentencing phase retrial of Jodi Arias at Maricopa County Superior Court in Phoenix on Thursday, Oct. 30, 2014. Arias was found guilty of first-degree murder. (AP Photo/The Arizona Democracy, David Wallace, Pool)

Bering said that she, along with her now-married woman Tracy Brown Bering, who was also at Estrella Jail on a kidnapping charge, immediately bonded with Arias. She appeared as a sweet cellmate with "the phonation of an angel" who yearned to make friends.

"It was kind of strange, nosotros merely pulled to each other," said Bering. "She was this very quiet, soft-spoken, clear creative person who drew a lot. She was very easy to talk to and she made y'all feel comfortable quickly. I mean, I was floored. Nosotros all were. We had absolutely no thought she was being accused of murder. When she finally told us, I was simply in shock because I just had no idea."

While the women described Arias as "a flirt" in the documentary, Bering claimed they never had a romantic or sexual relationship.

"She used her sexuality to get things from other inmates," Bering declared. "She flirted with the guards. She was very sexual. She had no issues talking to the male guards at all. Only nosotros simply became good friends."

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Donovan Bering and Tracy Brown Bering spoke out on Lifetime's 'Cellmate Secrets.' (Lifetime)

The women became and then close, Bering said, that she and Tracy even allowed Arias to tattoo them. Arias gave Tracy six tattoos using a rubber ring, a staple and a pencil, along with a drop of shampoo and babe powder, Oxygen.com reported. Bering said Arias gave her four tattoos.

"My wife encouraged her because she was such a swell artist," said Bering. "She called me her tattoo board."

Bering said she and Tracy had no idea of the media spectacle that surrounded Arias.

According to Arias, she met Alexander at a Las Vegas convention in tardily 2006 subsequently years of bad relationships, working multiple jobs and struggling to pay bills. Arias was enamored by the charismatic businessman and motivational speaker who later opened up to her about his Mormon religion. While Arias was previously involved in relationships that she said were plagued with infidelity and abuse, Alexander was dissimilar. For in one case, she felt both her personal and professional life were looking bright.

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FILE - This Jan. 9, 2013 file photo shows Jodi Arias appearing for her trial in Maricopa County Superior court in Phoenix. Live television coverage of Arias' penalty phase retrial will be banned and the case will remain in Phoenix despite defense arguments that intense publicity will make it difficult to find impartial jurors, a judge ruled this week. (AP Photo/Matt York, file)

Jodi Arias appearing for her trial in Maricopa County Superior court in Phoenix, on January. 9, 2013. (AP)

Arias said she shortly ended her relationship with another human being and within a week, she saw Alexander over again. She testified that's when things became sexual.

"I didn't want to tell him no so I just kept going with it," said Arias. "At that point in time, I was not actually accustomed to saying no."

Bering said Arias was fatigued to both her and Tracy considering they didn't dig into her private life and they weren't judgmental.

Throughout the trial, defense attorneys depicted Alexander as a liar and a cheater who belittled Arias, calling her derogatory names. They claimed he told her and other girlfriends he was a devout Mormon saving sex activity for marriage, while in reality, he was having intercourse with other women. Arias claimed they dated for about v months but then broke up. All the same, they continued to encounter each other for sex.

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FILE - This March 5, 2013 file photo shows Jodi Arias gesturing toward the jury, in Maricopa County Superior Court in Phoenix. Arias is on trial for the murder of Travis Alexander in 2008. Arias lied repeatedly throughout her evaluation conducted by a psychologist hired by the defense, who diagnosed her with amnesia and post-traumatic stress disorder, but most of the falsities were irrelevant to his ultimate conclusions about her mental state, the psychologist testified Tuesday March 19, 2013, at Arias' murder trial.(AP Photo/The Arizona Republic,Tom Tingle, Pool, file)

Donovan Bering said she had no idea not to believe soft-spoken Jodi Arias. (A2013)

Bering said they had no reason non to believe Arias. In fact, when Bering was freed, she was willing to exercise some social media work for Arias.

"I did it considering I felt she needed help," Bering explained. "She wanted things posted. She wanted to continue her social media sites up. She wanted her work shown, she wanted to show people what she was reading. Then I helped her make those posts. She would send the information and talk to me on the phone and I would post information technology exactly how she wanted information technology. I did it because I supported her at the time and information technology kept me decorated. She would take called me all twenty-four hour period long if she could just to go things out there."

However, Bering said her feelings for Arias inverse subsequently she spoke out against her parents. Arias claimed her parents abused her starting at the age of vii, the New York Daily News reported. Bering alleged Arias was cruel to her parents.

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Prosecutor Juan Martinez asks Jodi Arias about a photo she took of Travis Alexander in the shower, moments before she shot him, stabbed him and slit his throat, in Maricopa County Superior Court in Phoenix, Arizona, February 28, 2013. Arias is on trial for the killing of her boyfriend, Travis Alexander, in 2008. REUTERS/Tom Tingle/The Arizona Republic/Pool (UNITED STATES - Tags: CRIME LAW SOCIETY) - TM4E92S17X602

Audiences were shocked to hear about the stormy, sexual relationship Jodi Arias and her ex-beau Travis Alexander shared before his 2008 murder. (Reuters)

"The way she spoke to her mother, she would always scream and holler and hang up the phone and say horrible things," Bering alleged. "If she got mad, she wanted horrible things to exist posted [on social media], simply things that were destructive and hurtful. I realized she was not this person that I thought she was. She had a lot of hate."

"I remember there was a fourth dimension I refused to post some very horrible things near her family," Bering declared. "I told her I would no longer [post] if she continued to acquit similar that. I thought it was horrible. It was uncalled for. She got really mad and she said some pretty horrible things. She tried to lash out at me and have people she knew assail me and my family. It made me feel actually bad. I felt betrayed. I couldn't understand information technology. I was floored to see that come out of her."

Co-ordinate to Alexander's friends, Arias stalked him after their breakdown, condign possessive and jealous. Arias said she lied early in the investigation about not existence at the scene of the killing because she planned to commit suicide.

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This undated booking photo provided by the Arizona Department of Corrections shows Jodi Arias. A judge sentenced Arias, a convicted murderer, to life in prison without the possibility of release, ending a nearly seven-year-old case that attracted worldwide attention with its salacious details. (Arizona Department of Corrections via AP)

This undated booking photo provided by the Arizona Department of Corrections shows Jodi Arias. A guess sentenced Arias, a convicted murderer, to life in prison without the possibility of release, catastrophe a nearly seven-year-one-time example that attracted worldwide attention with its salacious details. (Arizona Department of Corrections via AP)

Regime said they constitute her hair and bloody palm print at the crime scene, along with time-stamped photographs on a memory bill of fare in a camera discovered inside Alexander's washing machine that placed Arias at that place on the day he died. According to prosecutors, Arias violently attacked Alexander later on he wanted to terminate their affair and planned a trip to Mexico with another woman.

Investigators also revealed Alexander was shot in the head with a .25 caliber gun, the same caliber Arias' grandparents reported stolen from their Northern California dwelling near a week before the killing.

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Lifetime'due south docuseries 'Cellmates Secrets' is narrated by Angie Harmon. (Lifetime)

Arias was bedevilled of outset-degree murder and was sentenced in 2015 to life in prison house without the possibility of parole. Bering said they haven't spoken "in years."

"I can agree my head upwardly high now because I was able to tell the truth," said Bering. "She had a completely different side to her that I didn't expect."

The enhanced encore of "Cellmate Secrets: Jodi Arias" will air on Friday, July two at ten p.1000. ET following the enhanced edition of the original Lifetime movie "Jodi Arias: Dirty Footling Secret" at 8 p.chiliad. ET. The Associated Press contributed to this report.