>> reporter: all andrew burd ever wanted was a family to call his own. all hannah and larry overton ever wanted was a home filled with children. >> i wanted three. and she wanted six. and so we're at five now, so i guess she's winning. >> reporter: the devout corpus christi couple fell in love as young missionaries. they started a family, but always talked of adopting. when the overtons met andrew in 2006, it seemed like a perfect fit. >> we knew that there were a lot of kids out there that didn't have, as we told our kids, mommies and daddies that love them. four year old andrew was born to a meth addict and placed in foster care at the age of two, due to abuse and neglect. his foster mother attended the same church as the overtons so andrew got to know the kids through sunday school. >> my girls said, you know, well, andrew's praying for a forever mommy and daddy, you know, his forever family. >> reporter: at the time, hannah and larry had four biological children -- isaac, age 8, isabel 6, alli 5, and sebastian, 2. the young family lived off larry's m