After Elisabeth 's sister Irene dies , she confesses to Arno that Lara is n't her niece but her granddaughter ; Nina 's daughter .
As Elisabeth 's niece Lara Cornelius shows up in town Nina 's relationship with Elisabeth is tested once more .
After Elisabeth 's sister Irene dies , Elisabeth confesses to Arno that Lara Cornelius is n't Elisabeth 's niece but her granddaughter ; Nina 's daughter .
As Elisabeth 's niece Lara Cornelius shows up in town Nina 's relationship with Elisabeth is tested once more .