In the Spirit Realm, there was no restriction on flying or using Divine Sense to probe around, but it seemed as though there were some peculiar energy fluctuations beneath the earth, so even Yusuf Zuck's immense Divine Sense could not penetrate to what lay deep underground.
"By the way, Rafael, I forgot to ask before, how far can your Divine Sense reach now?" Yusuf asked while flying, carefully sensing the world of this Spirit Realm.
Indeed, there was not a trace of Spiritual Energy here, let alone the energy of Immortals; perhaps due to the lack of green vegetation, the air was filled with a salty, sulfurous odor, making it extremely uncomfortable to breathe!
There was very little oxygen here, no ordinary person could survive for long in this place.
