In the parallel world called Blue Sphere, there were rumors of a certain service store that specializes in unimaginable tours. --[The Mysterious Adventure Guide]-- Such a name was already famous across the world. Yet it had no fixed location. However, every trip was so jaw-dropping that even t...

Far in the distant past, humanity waged wars over resources and land. Now, mankind has the ancients could have wanted and then some. All seems to be perfect, except for Allele. She longs for more, but in a world where anything can be obtained, what more can be had? This longing brings her to unco...