Crime in Lockhorn City has brought the city to its knees. The police force are doing all they can but the horrible crimes in the city keep escalating out of control. Mayor Beckham has pleaded for help from its citizens and a small group of young men have decided to take matters into their own hands. With the creation of "Marbleman", the city begins to see new life. Gage and his buddies are unknown hero's, but then their identity must be held confidential.