She reveals that an accident at a mine she was supervising caused the death of two men .
She appears again in season six , returning to Drover 's looking for Tess , who is in Argentina at the time .
Tess reveals that an accident at a mine Tess was supervising caused the death of two men .
She appears again in season six , returning to Drover 's looking for Tess , who is in Argentina at the time .