The Divine Paradox

In the distant future, humanity is nearing it's end. A monster that was slain by the divine long ago has returned and is hunting down all life. Now a group of people have managed to get an old device up and running, this will allow Jason to go back in time and try to save this dark and desperate future. Along the way he will meet people who have a certain impact in time, but can he change that impact or is time truly set in stone?
His journey will take him to four different times, each having their own style and characters. Along the way he will uncover deep dark secrets that will change how everyone sees the world and universe. In the end nothing will be the same.