One day a comet hit the moon and changed it's orbit, a warning was sent through all media. As a consequence of the change of orbit the world started acting strangely. Angelica, 1st year student of the History College of Gaia, noticed a sword on the middle of the classroom, however it seemed she was the only one seeing it. Teresa, a 3rd year student from the same college is also aware of these strange Artifacts appearing in random places, but, what is the meaning of all of this?