"Candy Candy Movie" is an adaptation of the classic shōjo manga series "Candy Candy," originally created by Kyoko Mizuki and Yumiko Igarashi. The story centers on Candice "Candy" White Ardlay, an optimistic and kind-hearted orphan girl growing up in early 20th-century America. After being abandoned at Pony's Home orphanage, Candy's life is marked by hardship and resilience. Her cheerful demeanor and unwavering spirit endear her to those around her, even as she faces numerous challenges.

The narrative begins with Candy's childhood at the orphanage, where she forms a close bond with her best friend, Annie. Candy's life takes a dramatic turn when she is adopted by the wealthy Legan family, who initially treat her with cold indifference. Despite this, Candy's kindness and determination gradually win over some members of the household, particularly her friendship with the Legan's nephew, Anthony. Tragedy strikes when Anthony dies in a riding accident, leaving Candy heartbroken but determined to honor his memory by continuing to live with courage and compassion.

Candy's journey leads her to St. Paul's Academy, where she meets new friends and faces further trials, including the jealousy and cruelty of her classmate, Eliza. Throughout her struggles, Candy remains steadfast in her belief in love and kindness. Her life becomes intertwined with a mysterious boy named Terry, whom she encounters during a storm. Terry, a troubled yet talented violinist, becomes a significant figure in Candy's life, though their relationship is fraught with misunderstandings and separations.

As Candy grows into a young woman, she pursues her dream of becoming a nurse, driven by her desire to help others. Her path crosses with numerous characters, including Albert, a kind and supportive figure who becomes a pillar of strength in her life. The story explores themes of love, loss, and perseverance, as Candy navigates the complexities of her relationships and the societal expectations of her time.

The movie adaptation condenses the original series' sprawling narrative, focusing on key moments that highlight Candy's resilience and the enduring impact of her relationships. The film retains the emotional depth and nostalgic charm of the source material, capturing the essence of Candy's journey from a spirited orphan to a compassionate and determined young woman. Through its portrayal of her trials and triumphs, "Candy Candy Movie" offers a heartfelt exploration of the human spirit and the power of kindness.