Feeding Billy! Hulk is attacked by soldiers that can't do much until they use gas. Hulk leaps away but is knocked out by the inhaled gas. A monster called Billy takes the green goliath away before the army can find him. Billy is some kids' brother who turned into a huge black monster. This happened when as baby, Billy drank radioactive waste. Bruce Banner wakes up in a cavern and hears Billy' story from the two little brothers. Discovering Billy eats human flesh, Bruce turns into the Hulk and fights the monster. The battle is even until the cavern collapses. Hulk comes out but Billy is trapped under the rocks.