 Cutter found "Stacy" at the cemetery, and "Stacy" asked Cutter why she looks like her dead sister.Cutter told her that she wasn't Gigi, but she was her sister Stacy.Cutter told her that she survived drowning in that frozen lake, and got plastic surgery to look like Gigi so that she could take over her life, and that she also survived being trapped in that basement with the carbon monoxide leaking.