Mission Alert: Island X is a story about two teens who are investigating one of their classmates. Tom and Zilla act like ordinary kids when they are not secret agents. At the beginning of the story they are playing soccer with a couple friends when their watches buzz. This means that the Secret Service has a new mission for them. Marcus tells Tom and Zilla their next mission. He tells them that there is a place called Starcorp. Next, the teens have to stop a billionaire from doing wrong.
