Sarah is a woman in her early thirties fighting perfectionism and a profound sense of purposelessness. Having married Caleb at 19 during her mother's terminal illness, she battles the codependent dynamic that formed during her early trauma. A former aspiring writer, she often feels she has failed to honor her mother's sacrifices. This dissatisfaction leads her to initiate a wilderness couples' retreat to force a change in her life.

Caleb is Sarah's husband, a successful professional who hails from a wealthy but emotionally distant family. Since their teenage years, he has adopted the role of Sarah's steadfast protector, especially during her mother's fatal illness. He tends to avoid conflict by focusing on his career. He feels deeply threatened by Sarah's sudden demand to alter the foundation of their marriage.

Win is a fitness and recreation expert working to open an inclusive summer camp for children with disabilities. Raised in a shared household with Sarah, she acts as a sister figure and a grounded, practical sounding board. Her happy marriage and straightforward communication style serve as a reference point for Sarah's own marital evaluations.

Bo is Caleb's best friend and Win's husband. He is a steady, attentive partner who prioritizes his family. This focus contrasts with Caleb's recent work-obsessed behavior. Bo provides practical help and emotional grounding for the extended friend group during stressful situations.

Marcie is Sarah's late mother. She gave up her aspirations of becoming a journalist to raise Sarah as a single parent, sharing a home with her best friend June. Her diagnosis with ALS and subsequent death forced Sarah into adulthood early and permanently altered the trajectory of Sarah and Caleb's relationship.

June is Win's mother and Marcie's best friend. After both became pregnant as teenagers, they decided to raise their daughters together. June remains a maternal, comforting presence for Sarah in adulthood.

Helen is a practical, energetic retreat leader with a background in sports and therapy. She co-runs Reignite with her wife. She uses direct questioning and group exercises to help couples confront their underlying issues. She is also raising her granddaughter after a family tragedy.

Yvonne is the co-leader of the Reignite retreat. She approaches counseling through mindfulness, meditation, and gentle psychological probing. Her barefoot, calm demeanor contrasts with her wife's energetic style. She helps attendees trace their current anxieties to past traumas.

Libby is Helen and Yvonne's 10-year-old granddaughter. She joins the couples on the retreat because she recently lost her mother to a workplace tragedy. An avid dancer, she seeks out connections with others who understand the grieving process.

Nina is an ambitious 23-year-old actor attending the Reignite retreat to work through trust issues with her partner. Her clear focus on her career and reluctance to rush into marriage make her a foil to Sarah's life choices.

Jai is a retreat participant who brings his partner Nina to the event. He previously attended the same retreat with a former fiancée. This secret causes initial friction in his current relationship.

Michelle, also known as Chellie, is Caleb's wealthy and status-conscious mother. She often exhibits emotional distance and historically looks down on Sarah's modest background. Family crises occasionally push her to drop her reserved exterior.

Cyrus is Caleb's father, a highly successful businessman who consistently prioritizes his work over his family. His emotional absence serves as a negative example for Caleb, who fears repeating his father's mistakes in his own marriage.

Cecilia is a published author who once served as Sarah's literary idol. During a brief meeting, she is distracted and cruel. She delivers harsh criticisms that convince Sarah to abandon her dreams of a writing career entirely.

Kieran attends the Reignite retreat with his partner Henry. He possesses strong business acumen and occasionally teases the other participants. He brings moments of levity to the group.

Henry is Kieran's partner. He attends the Reignite retreat to focus on their relationship. He contributes to the supportive community atmosphere among the campers.

Maggie is an experienced retreat-goer who attends Reignite with her husband. She is an amateur painter who keeps her artwork private. She provides Sarah with a different perspective on personal hobbies and marriage.

Phil is an older participant at the Reignite retreat. He attends with his wife to maintain their long-term connection.

August is Win and Bo's two-year-old daughter. She represents the growing stability and future of Sarah's closest friends.