Complex sentence: Viv could no longer deal with the pain her actions had caused her family, and plead guilty to the fraud charges, even though she was innocent, and she claimed Bob had nothing to do with her crimes.
Split into simpler sentences: Viv could no longer deal with the pain her actions had caused her family, and pleaded guilty. Despite being innocent of the charges, she decided to cut her losses and claimed Bob had nothing to do with her crimes.