A super-charged Mech-X4 races around the world to defeat Traeger's beasts; Ryan must make one of his toughest decisions yet: save his friend or save the world.
Ryan and Mark's fun day with their Dad is interrupted when a fighter drone created by Harris is mysteriously reprogrammed to destroy Ryan.
With the team split apart as Grace contemplates leaving Bay City, Traeger makes his move.
Now considered a danger, the guys and MECH-X4 must dodge authorities while trying to fight a monster unlike any other before.
With the fate of Bay City at stake, Ryan and the team fight to end the monster threat once and for all.
Grace informs the brothers that she might relocate the family to Miami.
Ryan Walker, a freshman at Bay City High, has technopathy – the extraordinary ability to control technology with his mind. His talent mysteriously awakens the giant robot, MECH-X4.