The Shimmering Horizon and Cursed Blacksmith

You opened your eyes, but nothing could be seen. Suddenly, one string of dim light shone through the darkness. As you followed the light of hope, it slowly turned from azure to crimson. Once again, your consciousness faded away... You opened your eyes, and found yourself in the middle of nowhere. A mysterious girl, with her monotonous tone, spoke of various confusing matters. Safe House. Purpose. Erosion. Death. The only way to grasp the truth is to hold on the black sword of yours, and fight against "This World," no matter the consequences...