Court records show Edwards and her boyfriend, Deandre Dunnaway, admitted to killing their manager, Alphonso White, at Rally's Restaurant in January.
They also admitted to killing White's brother - Michael Johnson - who just happened to be at the restaurant that night.
Dunnaway was sentenced to two life terms for capital murder.
He avoided the death penalty with a plea agreement.
NewsChannel 3 's Jackie Morlock spoke to the victim's family moments after the judge handed down that sentence.