The document provides an overview and analysis of the 2014 animated film Song of the Sea. It summarizes the film's plot, in which a young boy must overcome the grief of his mother's disappearance by working with his sister, who is revealed to be a selkie, to free trapped spirits. It also analyzes the overarching theme of overcoming grief through accepting loss and letting go of blame. Technical details and influences on the filmmaking are mentioned, and Celtic mythology and folklore that inspired characters and elements of the story are described.