India, May 17 -- The body of a South Carolina mom has been discovered four years after she was allegedly murdered by her boyfriend, authorities believe, People reported. Krystal Anderson went missing in Aiken County, South Carolina.

Anderson was a mother of four children, who she left behind when she disappeared.

"I try not to think the worst, but sometimes I do," her sister Shadria Smothers told WRDW at the time, stressing that Anderson would never leave her kids by choice. "She was a great mom, a great sister. She's my baby sister. She's always looked up to me and called me for everything when it came down to things that she wanted to do."

"Even if she had issues, she would contact me," she added. "She would contact maybe her friends...