In a not-so-distant future, young Milo lives a rather ordinary life, but like many teenagers, he doesn't fully appreciate his mother. One day, everything changes when a strange gang of Martians kidnaps his mom in an attempt to steal her maternal essence to raise their own children. Without a second thought, Milo embarks on an epic intergalactic adventure to rescue her.
With the help of a quirky and endearing alien named Gribble, who also has his own family traumas, Milo delves into the exciting and colorful world of Mars. There, he faces enormous challenges and bizarre creatures. As he navigates the various and sometimes comedic cultures of the Martians, Milo begins to understand the true value of motherhood and the sacrifices it entails.
But the rescue mission is no easy task. As he progresses, Milo encounters the feared Martian leader, who has a diabolical plan in mind. The tension escalates, and every second counts as time runs against Milo. Through his bravery and a bit of ingenuity, he will discover not only how to save his mother but also what it truly means to be a son. In this thrilling and amusing journey, Milo transforms his relationship with his mother while confronting what it means to grow up and learn to appreciate her as she deserves.