Arthur serves as a significant posthumous figure whose presence, primarily through Mabel’s memories, shapes the narrative. As a character, he is presented as consistently kind, optimistic, and possessing a zest for life that contrasts sharply with Mabel’s more reserved and retrospective nature. His personal motto is to “[a]lways look forward” (2), a philosophy that guides his attempts to draw his wife out of her preoccupation with the past. Arthur emerges as a man of deep affection for and acceptance of a woman who could never love him as he loved her. His ghostly apparitions represent Mabel’s ongoing internal dialogue with their shared history and the gradual process of her grief.

Despite his dependable and good-natured demeanor, Arthur has a hidden layer of emotional need beneath his cheerful exterior, complicating the simple image of a contented husband. Mabel recalls three affairs that he had during their marriage, which he later confessed were desperate attempts to provoke a passionate, jealous reaction from her, highlighting his pain at the missing element in their otherwise stable relationship. His love for Mabel is most profoundly expressed through his actions after his death. By arranging and prepaying for a caregiving package for Mabel, he demonstrates a selfless desire to ensure that she would not be entirely alone. This act introduces Julie into Mabel’s life, thereby breaking her isolation.

Ultimately, Arthur’s most significant role is as the instigator of the plot through the mysterious unfinished note he leaves behind: “Find D” (25). While the note may have had a mundane origin related to their dog, Mabel interprets it as a directive to find Dot. This interpretation, whether correct or not, functions as a form of permission, freeing her to confront her past. Arthur’s character explores the nuances of companionate love, suggesting that a life built on kindness, shared history, and profound care holds its own deep meaning, even in the absence of fiery passion.

Dot is the object of Mabel’s quest and the embodiment of a passionate, alternative life that Mabel never pursued. Existing for most of the novel as a figure in memory, she represents the core of Mabel’s lifelong secret and regret. In Mabel’s recollections, Dot is vivacious, mischievous, and bold, a stark contrast to the more cautious and conventional Mabel. Dot was the ringleader in their youthful adventures, daring Mabel to “do something exciting for once” (214). The central mystery surrounding Dot’s sudden departure from Broughton after the death of Mabel’s brother, Bill, whom Dot was expected to marry, drives the narrative forward.

Dot’s significance lies in what she is to Mabel: the passionate side of The Dichotomy Between Romantic and Platonic Love. The single kiss that she and Mabel shared becomes the defining moment of Mabel’s emotional life, a secret memory she holds onto for over 60 years. Dot’s disappearance was precipitated by grief and also by the threat of exposure from Reg Bishop, highlighting the societal constraints that forced the women’s love into secrecy. Dot’s decision to leave was also a reaction to Mabel’s decision to marry Arthur: “You’d made your choice. I couldn’t stay to watch it play out” (298). This reveals the pain that Mabel’s retreat caused her.

When Dot is finally found, she has lived a full life, with a marriage, children, and grandchildren, yet the connection she shared with Mabel remains potent. Her immediate warmth toward Mabel indicates that the bond was not one-sided. Dot retains the spirited and direct personality that Mabel remembers, immediately suggesting they meet “in the flesh” (273). Her reappearance provides the novel’s resolution, allowing Mabel to finally voice her feelings and confront her past. Dot’s final agreement that they can have a “second life” together brings the narrative full circle (299), offering a future built on the truth that was suppressed for a lifetime.

Julie is a secondary character who serves as a catalyst for Mabel’s re-engagement with the world. Introduced as the caregiver whom Arthur arranged before his death, Julie is the first person to breach the walls of Mabel’s self-imposed isolation. Her personality is warm, bubbly, and forthright; Mabel labels her as an over-sharer, but she quickly endears herself to Mabel despite their initial awkwardness. Julie’s own life is marked by pain, as she is reeling from her husband, Martin, leaving her for another woman and, as is later revealed, also grieving the recent death of her beloved sister, Samantha. This hidden depth of sadness allows her to connect with Mabel on a level beyond that of a paid carer, forming a genuine, supportive friendship.

Julie’s role in the narrative is that of a facilitator and supportive friend. She enthusiastically embraces the quest to “[f]ind D,” providing the practical and emotional encouragement that Mabel needs to pursue it. It is Julie who uses her phone to search online databases and social media, drives Mabel to London, and helps her navigate the emotional highs and lows of the search. Her presence creates a bridge between Mabel’s isolated past and a more connected present, eventually leading to the formation of the wider intergenerational friendship group. Despite her own heartache, Julie consistently offers empathy and support, becoming a key figure in Mabel’s “found family” and demonstrating the healing power of friendship.

Kirsty is a secondary character who initially appears to have a perfect life. She is a young, beautiful, and seemingly composed new mother, but this exterior conceals her profound loneliness and a painful estrangement from her family. Her character illustrates that appearances can be deceiving and that struggles with family and identity are universal. Her connection with Mabel begins through their shared affection for the dog, Olly. Kirsty’s immediate and gentle rapport with the usually standoffish dog, whom she eventually adopts, connects her and Mabel, allowing a friendship to form across generations.

Kirsty’s primary role is to be a member of the supportive found family that rallies around Mabel. However, her own story provides a parallel exploration of family secrets and the difficulty of confronting the past. Mabel’s misguided attempt to reunite Kirsty with her parents, by inviting them to a surprise party, forces Kirsty to address the childhood pain that caused the rift and to forge new relationships with her mother and stepfather as adults. While Mabel’s interference is clumsy, it ultimately prompts Kirsty to seek reconciliation on her own terms, leading her to decide that she is ready to marry her partner, Ben. Through her evolving friendship with Mabel, Kirsty finds a maternal figure and a confidante, which helps her navigate her own feelings of isolation.

Patty, whom Mabel insists on calling “Patricia,” is a dynamic and round character who brings elegance, wisdom, and a quiet strength to Mabel’s new circle of friends. As an American expatriate and former model, she has a worldly and glamorous air that contrasts with the small-town setting. Now a dance teacher in her seventies, she is the one who encourages Mabel to physically re-engage with her body and with the world by inviting her to a ballroom-dancing class. This act is symbolic of Mabel’s larger journey of stepping out of her static existence and back into the flow of life.

Beneath her poised exterior, Patty grapples with her own loneliness since her daughter, Sarah, and her two granddaughters have moved away. Her backstory, which includes raising her daughter as a single mother after a secret affair with a married, famous man, adds a layer of complexity to her character and reinforces the theme of hidden truths. Patty plays a key role in the search for Dot, offering the practical suggestion to visit Dot’s old family home. She acts as a calm and steady presence in the friendship group, offering measured advice and gentle comfort to the other women and embodying the role of a wise elder and a loyal friend.

Erin represents the youngest generation in Mabel’s circle of friends. A perceptive and compassionate teenager, she first connects with Mabel through an act of kindness when she sees Mabel attempt to shoplift a jar of piccalilli and chooses not to report her. This moment of non-judgment opens the door to an unlikely friendship. Erin is struggling with her own secret: She is gay and fears that her religious mother will not accept her. This personal conflict creates a thematic parallel to Mabel’s own hidden love for Dot, bridging the generational gap between them and allowing Mabel to take on a mentorship role.

Erin’s role evolves from a friendly acquaintance to a surrogate granddaughter. After being effectively thrown out of her home, she moves into Mabel’s spare room, filling the house with youthful energy and providing Mabel with daily companionship. This living arrangement is mutually beneficial; Mabel offers Erin a safe and accepting home, while Erin saves Mabel from the loneliness she feared after Arthur’s death. Erin becomes a symbol of the future and of the possibility of living an authentic life, something Mabel was denied. Her presence encourages Mabel to be more open-minded and ultimately solidifies the idea of a found family that transcends age and convention.

Mabel’s older brother and Arthur’s best friend, Bill, exists entirely in memory but is a pivotal character whose death was a primary catalyst for the events of the novel. Bill is remembered as being handsome, charming, and full of life. His sudden death at the age of 25 from an undiagnosed heart condition shattered the idyllic world of the four friends—Bill, Dot, Arthur, and Mabel. This tragedy directly led to Dot’s departure from Broughton and Mabel’s subsequent marriage to Arthur, as both women grappled with their grief in different ways. Bill represents lost youth and the life that might have been. His memory is kept alive through Mabel’s visits to his grave and symbolically through Arthur, who wears “Bill’s old cufflinks” for formal occasions (3), a constant, subtle reminder of the man who brought them all together.