Because this movie was adapted from the manga and novels.I guess the subject enough to be will happen in the end. That document says, however, must be able to locate that Omega's complex and kill it in the end.
The movie was adapted from comic books and graphic novels , so I would guess that will happen in the end. However, the hero will be able to find a stack of Omega. And kill it in the end.
Because of this movie is adapted from novels and comic books I can afford to can guess what will happen in the end. However the hero will need to be able to find the location of the Omega, and kill it in the end.