Shiloh is a divorced mother of two who manages a non-profit children's community theater in Omaha. Following the painful dissolution of her marriage to her college sweetheart, she moved back into her childhood home with her mother. Politically outspoken and naturally introverted, she prefers a tight circle of friends and actively avoids large social rituals. She carries deep insecurities about her life trajectory and struggles to trust her own decision-making skills.

Cary is a career naval officer stationed in San Diego, currently on a brief leave in his hometown of Omaha. Raised in a financially unstable environment, he relies on the military structure for personal discipline and purpose. He manages his elderly grandmother's affairs from afar, carrying a heavy burden of family responsibility. He harbors unexpressed feelings from his adolescence and struggles to balance his demanding career with his desire for connection.

Mikey completes the central trio of high school friends alongside Shiloh and Cary. He works as an artist, splitting his time between New York and Omaha. He acts as the social glue for his friends, actively orchestrating opportunities for them to reconnect. He embraces adulthood and fatherhood enthusiastically while retaining a strong sentimental attachment to his youth.

Ryan is an outgoing high school drama teacher and Shiloh's ex-husband. He met Shiloh during a college theater production but irreparably damaged their marriage through multiple infidelities. He enforces strict boundaries regarding their child custody arrangement, specifically prohibiting overnight guests while the children are present. He easily forms new romantic attachments and integrates them into his schedule.

Juniper is Shiloh and Ryan's six-year-old daughter. She possesses a headstrong personality and closely observes the adults around her. She frequently questions the changes in her parents' routines and expresses clear discomfort when unfamiliar figures enter her mother's life.

Gus is Shiloh and Ryan's young son. As a toddler, he acutely feels the disruption of his parents' divorce. He struggles with the frequent physical transitions between households and relies heavily on his mother for physical comfort.

Gloria is Shiloh's mother, a former bartender who raised her daughter as a single parent. She provides practical support for Shiloh by opening her home to her daughter and grandchildren. She maintains an unsentimental, direct view of the world and actively encourages Shiloh to pursue personal happiness rather than withdrawing from life.

Lois is Cary's grandmother, though she functioned as his primary parental figure throughout his childhood. She struggles with declining health and unmanageable utility bills, requiring Cary to intervene in her daily affairs. She maintains a deep pride and resists efforts to relocate her to an assisted living facility.

Jackie is Cary's biological mother, though their dynamic is highly fraught and combative. She lives locally and actively complicates Cary's efforts to manage Lois's care and property. She frequently instigates conflict and refuses to cooperate with her family's decisions.

Angel is Cary's niece who resides in Lois's home with her three children. She lacks financial resources and depends heavily on the housing Lois provides. When Cary begins making changes to the estate, she experiences significant stress regarding her living situation.

Janine marries Mikey at an event that inadvertently functions as a high school reunion. Pregnant and deeply rooted in Omaha, she anchors Mikey to his hometown and initiates a new domestic phase in his life. She graciously hosts Mikey's childhood friends despite not sharing their history.

Tom is Shiloh's closest friend at the community theater where she works. He supported her emotionally through her divorce and now takes an active interest in her recovery. He frequently pushes Shiloh out of her comfort zone and insists she open herself up to dating again.

Kate works as a costume designer at the community theater. She expresses clear romantic interest in Shiloh and invites her on a date, providing Shiloh an opportunity to explore her bisexuality after years of marriage.