A few months after the events of Zero Island(Zero Isle Arc) The group of combined ex cp9 agents, and friends search the oceans of the new world to find both thier companions, and the person who wants them dead. Hopefully, they are not the same thing...

What would happen if the six human souls that were used to break the barrier ended up reviving themselves and returning to the surface with no memories of what transpired underground. They went on blissfully for many years... until the truth of what happened finally comes out. Now the humans whom were killed are looking for answers.