This is about a scientist who creates a robot boy. That boy has amazing powers and looks like the scientists son who had died. He discovers many things and defends Earth when Aliens threaten to attack.

A young Carl Fredrickson meets a young adventure spirited girl named Ellie. They both dream of going to a Lost Land in South America. 70 years later, Ellie has died. Carl remembers the promise he made to her. Then, when he inadvertently hits a construction worker, he is forced to go to a retirement home. [...]