Candy, a fairy from Märchenland, initially appears as a small, white, fluffy creature but can transform into a human-like form resembling a young girl with blonde pigtails. She serves as companion and assistant to the Smile Pretty Cure team. As a Märchenland fairy, Candy holds knowledge of the Bad End Kingdom and its threats, actively searching for the Pretty Cure to protect the world. Upon finding the team, she becomes their dedicated guide and support, residing with them in the human world. Candy shows unwavering loyalty and deep affection for the team, especially Cure Happy, often expressing this with the phrase "Happy Happy!". Despite initial fear when facing dangers, Candy displays courage and frequently worries about the Pretty Cure's safety during battles. Though possessing some fairy magic, she primarily offers emotional support, encouragement, and occasional tactical observations during confrontations. Candy joins the journey into a virtual world created by an evil entity to confront the villain Genki, accompanying the Pretty Cure teams while sharing concern for Cure Happy's safety. She remains a constant presence alongside the Smile Pretty Cure throughout their adventures against threats to Märchenland and the human world. Candy's bond with the team, particularly Cure Happy, is central to her character. Living with them, she grows in confidence and understanding of the human world. Her transformation ability and role as a supportive companion remain consistent traits.