A Deadly Dose (S02E01)

Maria's life takes a devastating turn when she discovers her husband, Joel, is having an affair. Desperate to salvage their relationship, she confronts him, but Joel is unwilling to end the affair. As Maria’s endurance wanes, she issues an ultimatum of divorce. In a desperate bid to keep her from leaving, Joel concocts a sinister scheme to eliminate her threat, pushing their marriage to the brink of catastrophe.