A sorrow we feel from losing our loved one, the fear of inevitable death, our hate for our nemesis, the anxiety and nervousness for the unknown— an example of negative emotions that doomed humanity to its demise. The descendants of Cains use this as a fertilizer for the Seed of Darkness implanted to grow and corrupt its host, resulting in a monster that spreads Chaos. Once a victim becomes a Fallen, their soul will never find salvation, and the only way to save them was to kill them using an Ego weapon, a weapon that''''s born with a soul.