Molly Rangwald is a kind and gentle 9-year-old student at CySonic Academy, living with her parents. She harbors a particular fondness for flowers and serves as a comforting presence among peers, notably providing emotional support to Anice Farm during distress. Molly holds affection for Ryō Hibiki and is regarded as an idol by fellow students.

Her friend group includes Shinji Oda and Randō Gōda. In Episode 9, she encounters a sprite while gardening. Episode 10 sees her befriending Shiro. During Episode 11, peer Uchi admires her loveliness. Randō Gōda, known for bullying Tōru Momoki, ceases this behavior upon Molly's disapproval.