The adventures of teenager Max McGrath and his alien companion, Steel, who must harness and combine their tremendous new powers to evolve into the turbo-charged superhero Max Steel.

When teenage Max McGrath discovers his body can generate the universe's most powerful energy, he must bond with the only being able to contain it - a mysterious techno-organic extraterrestrial named Steel. United as the superhero Max Steel, the two friends must combat an alien menace and unlock the secrets of their past.—Anonymous

The plot chronicles the adventures of teenage Max McGrath who lost his father and has been living with his mother and moving from town to town. Finally they reached back to their old place, and alien companion Steel, who is symbiotically bonded and who utilizes a unique form of esoteric energy to become the turbo-charged superhero Max Steel. As these two unlikely friends struggle to accept their oddly connected fates, they begin to uncover unimaginable secrets, working together to find the truth, and fighting the mysterious forces threatening their world..

The teenager Max McGrath and his mother Molly McGrath return to their house in their hometown that they left when his famous father, the scientist Jim McGrath, died during a storm. Max is lonely at school but when he is hit in his bicycle by the truck of his mate Sofia Martinez, he befriends her. Soon he knows Jim's partner in the N-TEK company and friend Dr. Miles Edwards at home since his mother has invited him to have dinner with them. Out of the blue, Max sees fluid energy around his hand and then he meets the amnesiac alien Steel, who saves him from blowing-up absorbing his energy. Max learns that he is a power generator and Steel is capable to absorb his excessive energy. Further, Earth is in danger since the alien breed Ultralink is threatening the planet, and Max has powers and an armor when joining with Steel. In flashbacks, he learns about the work of his past and what really happened to him.—Claudio Carvalho, Rio de Janeiro, Brazil