Episode 6 (S04E06)

In the series finale, Sharon and Rob travel to Boston for a family getaway, but their plans take a heartbreaking turn when they learn distressing news about Rob's mother, Mia. Faced with this emotional turmoil, the couple must navigate the challenges posed by a distant family member and a manipulative 'grief vampire.' Meanwhile, Rob is presented with a complicated yet alluring proposition from an old acquaintance, adding to the tension of their situation. As they confront these obstacles, Sharon and Rob's relationship is put to the ultimate test during this trying time.