In the lively atmosphere of New Orleans, Marley Corbett, a character with a free-spirited essence, thrives in her role as a carefree ad executive, effortlessly navigating life with a supportive group of friends who form her close-knit family. Dating, in Marley's eyes, is nothing more than a playful endeavor, as she shies away from the confines of serious relationships.
Her friend Sarah, ever watchful, begins to notice a change in Marley, sensing her weariness and prompting her to seek help. An appointment with Dr. Julian Goldstein becomes a pivotal moment, leading to a devastating cancer diagnosis that Marley confronts with an admirable blend of humor and grace, which quickly earns the respect of her doctor.
In a surreal sequence, Marley, while under anesthesia, enters a heavenly realm where a divine presence offers her three remarkable wishes. With childlike enthusiasm, she decides to take flying lessons, win a substantial amount of money, and keeps her third wish a captivating secret for now.
As she navigates the emotional fallout of her diagnosis, Marley must also face her estranged parents, whose relationship has been strained for years. Her mother’s overbearing nature contrasts sharply with her father’s emotional detachment, creating an added layer of complexity.
A delightful twist arrives when Marley and Sarah participate in a radio contest, landing their victory as the 97th caller. This win sets Marley's first wish into motion—taking flying lessons—which leads her to experience newfound liberation. Meanwhile, the news of her friend Renee's impending motherhood prompts Marley to reconsider her own life choices and the emotional walls she has built around herself.
As the days go by, Marley's health starts to decline, compelling her to lean more on Dr. Julian Goldstein for support. Their relationship blossoms naturally, culminating in a spontaneous date after an encounter at a local bar, further deepening their emotional connection.
Confronting the realities of her situation, Marley discusses her diagnosis with her boss, who informs her about a life insurance policy that allows her to cash out instantly, effectively satisfying her second wish with an immediate payout that gives her a sense of financial relief.
As Marley’s health continues to deteriorate, her observant neighbor, Peter, senses the gravity of her condition and orchestrates an unconventional meeting with a little person stripper. Initially taken aback, Marley soon opens up to this unexpected guest, who shares his own experiences of mortality. His heartfelt stories inspire her to face her fears and embrace the inescapable truth of life and death.
While Marley’s relationship with Julian flourishes, the looming reality of their uncertain future drives her to isolate herself from friends, each of whom is experiencing significant milestones in their lives. Her emotional struggles reach a climax during another celestial visit, where she receives gentle reminders from God about the importance of cherishing every moment before it slips away. For the first time, Marley acknowledges her true feelings of love.
As Marley's strength fades, she directs her focus toward the future moments she will miss, drafting heartfelt notes for her loved ones. She writes letters intended for future celebrations, entrusting her mother with these poignant messages.
In a heart-wrenching exchange with Sarah at the park, Marley reveals her acceptance of death, while Sarah grapples with the fear of a future without her. Eventually, Marley drifts into a serene sleep from which she cannot be awakened, prompting Sarah to call for medical help. As time closes in, those dearest to her gather at the hospital, standing vigil until the very end—save for Renee, who is welcoming new life.
Just in time, Julian arrives to say goodbye, and in that final moment, Marley realizes her ultimate wish was to experience profound love. The film culminates in a vibrant celebration of her life, as friends and family assemble for her funeral, transforming it into a vivid tribute to the indomitable spirit Marley embodied.
