Matthew Star appears to be a typical teenager, but in actuality is an alien who is a member of the ruling family of his planet, who are endowed with powers like telekinesis and telepathy. When his home planet was invaded, his parents gave him when he was a baby to one of their trusted emissaries, who went to Earth because it's almost like their home world. And they await the time when Matthew's powers are developed enough that he can return and lead his people against the invaders. His guardian, who's had to change his name several times, is using the name Walter ...
When a cop is killed while the police were in the middle of an operation. One of the other cops recognizes Walt as the killer. Walt is arrested and at his arraignment they produce a video tape that shows that "Walt" killed the cop, Walt is held without bail. Walt tells Matthew that the man is Walt's counterpart on Earth. When Matthew fails to convince the police they have the wrong man, he goes out and tries to find Walt's counterpart, which won't be easy cause the man's associates will do whatever they have to, to protect him.
Nerdy student Monica Kraft has created a paint which seems to interfere with Matt's powers. Matt and Walt have to neutralize it before it is mass produced. They also discover that it's unexpectedly explosive. Matt asks Monica out on a date.
General Tucker comes to Walt with a mission. Terrorists led by Zealotta had attacked an American convoy in Italy. Walt refuses. Tucker fakes a science fair trip to Italy. Walt and Matt reluctantly accept the obvious trick.
Walt and Coach Curtis lead the students on a camping trip in the hills. A park ranger tells them about two men who escaped from an insane asylum eight months earlier. Unknown people are stalking the group.
Dr Linsey is testing his new thermal magnetic scanner. Candy striper Pam pushes Matt to get scanned. Walt is concerned about being discovered and manages to erase the data. Walt falls into a mysterious coma and gets sent to the hospital.