The Human that was a Digimon

She never knew anything but darkness, she worked for her lord and never saw a problem. She protects the Bagra Armys secret weapon along with her teammate. But she always was a little diffrent and then they apeared three humans, one caught her intrest he was familer to familer. Was she really a digimon or has her life been a lie and if its so then what is she? sucky summary - -