There is ability in the soldiers of the dark that which they have bit.the person started changing into them. But due to be a experiment of the dark.dark has injected a special antibiotic which protect them from the virus but there is a problem the virus which destroyed more than half population,now also attacking on dark soldiers so dark has started transfusion of blood of her chooses soldiers.
Dark has started transfusion but there was a problem.the problem was that if a soldier refuse then it will be killed for many days but dark did'nt get any results.then in the valley of ruins there were hidden team of hayato and on that day they maded a plan with the help of knowledge of hayato.and they have to start their plan in night.on that night Hayato tem and rebels forces started attacking secretly.
they killed all the soldiers of the dark.and then the dark cave come.anyone did not want to go in the cave but hayato team started to enter in the cave they have done very well in the dark cave and at the last they should have to fight in the last 'the most dangerous dark' the fight was going endless hayato has been injured the dark started to teasing them and the n the special power of dark awaken the room is going to be broken and hayato was shocked that rays is going out and passing through body.then dark remembered his life stories of hayato.hayato then going to be angry and then the maze fire dragon come from hayato.inner body and started to destroy dark.dark know that this is her end'd.so he said that "I am going to be ultimate".but on that time hayato stop the dragon to kill dark completely and then hayato captured dark.dark was injured and dark started to telling that this is not the end.that this is the starting of your new enemy.and then dark tell her that "your memories your memories are near in them they did not let you go I am just only a pawn the king is left"I believe tht you makes the world free from her hands I am going but you have to make the world a better world aaaa are youuuuuuu".hayato started just looking at the sunset.