در امپراطوری آتلانتیک موسیقی ممنوع شده است و آریل، دختر کوچک پادشاه تریتون، متوجه علاقهاش به یک گروه موسیقی زیرزمینی میگردد. حالا او باید تلاش کند تا دوباره موسیقی را به آتلانتیک بازگرداند…
The Little Mermaid: Ariel's Beginning is a 2008 animated direct-to-video musical fantasy film produced by Disneytoon Studios, with the animation production being done by Toon City Animation, Inc. and DisneyToon Studios Australia. This film is the prequel to Disney's 1989 animated feature film The Little Mermaid, the third installment in The Little Mermaid trilogy, and the last direct-to-video sequel after John Lasseter took over as chairman for the Disney Animation Division. It is also the first in the chronology of the story running through the series, and it is based on the fairy tale The Little Mermaid by Hans Christian Andersen and The Little Mermaid animated television series which ran for three seasons.