In this episode, Mary tries to apologize to Kelly, Josh, and Joan for her previous cold behavior, but her sincerity is doubted as Joan accuses her of being fake and deliberately excluding her. Tensions rise when Mary attempts to mend fences, but Joan’s harsh words and comparisons to a novel’s villainous sister deepen the conflict. Meanwhile, Mary notices Zoey imitating her, prompting a strategic move to act kind toward Zoey to gain Josh's sympathy later. The episode ends with a sharp exchange when Mary pinches Joan, signaling the brewing rivalry remains unresolved.