The series finale of Fleishman Is in Trouble , titled "Summon Your Witnesses," provides a bittersweet conclusion to Toby and Rachel’s divorce by exploring the subjective nature of their shared history. Libby, the narrator, confronts her own midlife crisis while the episode leaves the potential for reconciliation between Toby and Rachel ambiguous. The final episode heavily focuses on themes of aging, the loss of youth, and the complexity of shifting marital roles.