: Hibiki and Uta are bonded by a unique sound that only they can hear, which serves as a central mystery of the film. Literary and Artistic Influences
: Hibiki , a gifted but reckless parkour ace with hypersensitive hearing, and Uta , a mysterious girl with supernatural powers who saves him from drowning. [italiafilm uno] Bubble 2022
: Uta represents the "mermaid" figure who leaves her world (the bubble phenomenon) to interact with a human (Hibiki). : Hibiki and Uta are bonded by a