>> reporter: lydia's condition was critical. quite possibly, even probably terminal. the doctors induced a coma, an attempt to keep her alive, stabilize her, treat her horrendous injuries. >> her jaw was crushed, and her eye sockets. and her wrist was broken, shattered. and then she had broken ribs. probably more than we even know. >> what's the emotion that comes with that? >> i didn't want to lose my sister. i wanted her in my life. what did we need to do to help her, to get her back to us? >> reporter: lydia was single, attractive, very popular. but now here she was raped and beaten. nearly burned to death in her own home. >> when somebody is beaten that severely it just sounds very personal. so we thought for sure it was somebody in her inner circle that was close, it had to be somebody she knew. >> reporter: the next two days