At 29 years old, Lisa Mitchell had a lot on her plate. Lisa and her common-law husband, Allan Shyback, had two children.In the fall of 2012, she juggled two jobs to try to make ends meet and provide for her family. Then one day-- she disappeared-- leaving her common-law husband and two children behind. The only clues were a few short emails and a cryptic voicemail to her mother.For more than two years, her mother held out hope Lisa would return.On this episode of the Global News podcast Crime Beat, crime reporter Nancy Hixt shares the shocking twist this case took. Follow along as investigators work to uncover the mystery behind Lisa's disappearance.Contact:Twitter: @nancyhixtFacebook: https://www.facebook.com/NancyHixtCrimeBeat/Email: nancy.hixt@globalnews.ca Learn more about your ad choices. Visit megaphone.fm/adchoices