In this animated adventure, Fievel Mousekewitz and his family embark on a new journey beneath the bustling streets of New York City, where they discover a hidden world of Native American mice. As they uncover the secrets of this underground society, they must confront issues of friendship, trust, and cultural understanding. The film features the voice talents of Thomas Dekker and Lacey Chabert, bringing the beloved characters to life. Directed by Larry Latham, this installment continues the heartwarming and adventurous spirit of its predecessors. For those interested, the movie can be viewed for free on 123Movies / Movies123.