So Bill Cady, a student at the high school Andrea teaches steals her invention after he loses the science fair steals her new tech and eventually gets musculed by a moneyman and his bodyguard just to get saved by Isis. He wanted the invention for money and he would do anything to get it so he could buy a new car. What greed. Now  he has a change of heart but must suffer punishment. Isis taught him a lesson and well learnt.