Questioning Cassandra yielded no further information.
As Cassandra had said, she had merely thought the pattern formed by the pillars on the moon's surface looked like a magic array, so she had tried channeling some magic elements into them. Then the pillars had inexplicably emitted blue light, and she had inexplicably returned.
Yet when she accepted Xu Yi and Akali's suggestion and did the same thing to the stone pillars among the ruins on the Endless Sea, there was no response.
Neither Xu Yi nor Akali was satisfied with this result.
Research into these stone pillars left by the Abyssal Demon Race on the Endless Sea had gone on for so long without any significant progress. Now that they finally had a new development, finding no practical use for it was simply unacceptable.
Xu Yi very much wanted Cassandra to fly back to the moon and try activating those pillars again, collecting some specific data along the way to help their research.
But remembering how Cassandra had thrown herself into his arms and sobbed, he could not bring himself to ask.
Still, Cassandra's expedition to the moon had ultimately brought back some very useful information.
For instance, Alice, this satellite, not only had ruins left by the Abyssal Demon Race, but also had air.
Xu Yi speculated that it was most likely one of the satellite bases left behind by the Abyssal Demon Race.
Moreover, Cassandra had teleported directly from the moon back to the surface of this planet, proving that the Abyssal Demon Race's Spatial Teleportation technology had reached an astonishing level, allowing them to cross hundreds of thousands of kilometers in an instant with ease.
The previous legends about the Abyssal Demon Race all said they had gone to another world.
But now Xu Yi was certain that