Spanning nearly a century, "The Hidden Life of Cecily Larson" traverses the emotionally charged journey from Cecily's turbulent childhood spent in an orphanage to her time finding solace and a semblance of family with a traveling circus. The defining moments of Cecily's early life are laced with secret love and heartaches, culminating in a surprise DNA test in her elder years that shatters her quiet existence and the familial bonds she has cherished. As long-buried truths surface, Cecily, her kin, and those entwined in her story are pushed to grapple with the essence of family, identity, and the deep capacity for forgiveness.