"Sister, Sister," star Tamera Mowry-Housley and her husband Adam Housley have confirmed that their niece is one of the shooting victims in Thousand Oaks, California.

Californian shooting left "The Real" host and "Sister, Sister" star Tamera Mowry-Housley and her husband, Adam Housley, destroyed after discovering her 18-year-old niece Alain Housley was one of the victims.

"I was on your side all the time and was fun on this side," said Housley, a former Fox News reporter. "She was an incredible, beautiful girl who did not hurt anyone and was delighted to travel to Italy."

Housley described his mistress as "a really good girl" and "a good human being," adding that her death is "simply nonsensical." Alain is the daughter of his brother, Arik Housley.

Statement issued by USA Today for the Housley family confirmed that their niece was a victim in mass shooting that left 12 dead about 40 miles west of Los Angeles late Wednesday after the gunman launched fire in the country bar of the dance bar.

Pepperdine's first student, Alaina Housley, is staying in Borderline Bar & Grill in Thousand Oaks, California on Wednesday, November 7, 2018. (Photo: Pepperdine Graphic)

"Our hearts are broken, and we just learned that our niece Alain was one of the victims of yesterday's shooting at the Borderline bar in Thousand Oaks," he said through his joint deputy Chantal Artur. "Alain was an incredible young woman with such a strong life in front of her, and we were destroyed by her life being truncated in this way, and we thank everyone for your prayers and ask for privacy at this time."

Alain, a rookie at Pepperdine University (her uncle's alma mater), went to the Borderline Bar and Grill to get in touch with her friends.

At Vintage High School, Housley was a hunter student who played the football team and served for four years in the student government before graduating in June.

Sarah O'Connor's primary school year has remembered her as a "natural leader and connector" who was loved by his peers and school staff. "One of my favorite moments was when Alain, who played violin in our orchestra, had all the violinists playing Happy Birthday every year for her mother, and her mother is an employee here," said O'Connor USA Today.

The couple and sister Sousa, sister Tia Mowry, met on Twitter to share the family agony: "Our sweet Alaina Housely is gone, we love you, we are destroyed."

Related: Young people with "such a strong life before them": They are victims of Thousand Oaks

Soon on Thursday, a couple got into the social media to desperately seek Alain.

She responds tweet about the missing person, Mowry-Housley wrote, "It's her aunt Tamera Mowry Housley.

Private Companion tweeted that she was in contact with "Adam" and that their niece, Alaina Housley, was only outside "a handful of girls (who) went to dance tonight" who were not logged in.

Housley he asked his nearly 100,000 followers on Twitter for prayers: "Please pray if you think that … pray" for his niece, who described as "beautiful soul."

Los Angeles Times reporter Andrea Castillo shared on Twitter that Housley had visited Los Robles Regional Medical Center and was looking for his niece. He also stopped at the bar in the hope that he would find her, ET! reporting.

"The Ranger did not let him through and told (the hospital) that he was locked up," Castillo, who was in the hospital, was tweeted. "He said that Alain, the first student of Pepperdine, was at a bar with several friends, her Apple Watch and iPhone still showing her position on the dance floor."

Castillo tweeted, "Housley said that two of Alain's neighbors jumped through the broken window to escape and were in a hospital with large glass wounds." When they ran out of the bar, someone shouted, "Hey, they told Housley he believed he was a shooter."

"But they're still running at the Los Robles Greens golf course, where they got help from the people," Written by Castillo.

Housley told LA Times that he was afraid of the worst.

"My gut says he's inside the bar, dead," he said. "I hope I'm wrong."

At 10:34 AM EST, Housley told his followers that he had heard "nothing" about his niece, as his wife said on Twitter: "We have not found it yet, it's been 7 hours since filming."

Late Thursday morning, Housley on Facebook made his grief. "I really do not know what to say otherwise than this girl I love with my whole heart and I would now give my life as a miracle," he said, photographing his niece.

His wife twins said she "woke up shocked" and asked her followers: "Please pray, pray please, pray.

She shared a photo of Instagram and asked her supporters to share all the information they might have.

"We pray Alaina Housley, we love her if you know anything or some information, let us know, we love you! #Borderline," wrote Mowry.

Mowry-Housley, in March last year, cast his niece on Instagram.

The actress portrayed the detail of a young teenage boy with tortuous curls and sharp eye shadow: "My niece, Alaina Housley, I can not believe I met her when she was five, the subject of 70. Kill her beauty, good luck in all your future efforts.

After the news of Alain's death, "The Real" tweeted the sympathy.

"In this difficult time, we send our whole love and our deepest sympathy to the housleys, our family."

Ashley May, Cydney Henderson, Rick Jervis

More: What we know about deadly mass shooting at a dance bar in Thousand Oaks, California

More: "Dead Hero": Ventura County Sheriff Sgt. Ron Helus among those who were killed when shooting bars

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