A boy is raised with a prosthetic arm that is robotic. Sometimes the arm acts up causing the boy pain. In spite of the pain, the sticking out like a sore thumb, or a robotic arm, the boy just want to be normal. He realizes that he can do more with this arm than he could do with a normal arm, and being different is not always a bad thing. Doctors figure out a way to fix the pain with his arm and the boy realizes his potential.