Ordinary people often looked forward to the act of "Raise Heaven" with tremendous anticipation, and even Legendary Arcanists who knew the concept of Artificery Temples were no exception.
Although they could guess that Raise Heaven was actually a Demigod releasing their Artificery Temple and pushing it toward Heaven, they still thought "releasing the temple" and "pushing it toward Heaven" were forbidden-spell rituals of extreme difficulty. After all, they simply could not imagine how one could draw out their soul, or how one could push that soul toward Heaven.
But in truth, "Raise Heaven" was more like the insignificant final step of pressing a missile-launch button, the stage where the results were displayed after all prerequisites had been completed.
Demigod Arcanists could actually release their Artificery Temples at any time, only releasing and retracting them took effort, and the Artificery Temple was a Demigod's greatest weakness. Once damaged, there was no recovering it. So unless it was absolutely necessary, or unless it was being used as an arcanist base, Demigods would not casually release their Artificery Temples.
After Sonia and the others took control of the World Secret Domain, they felt the urge to release their Artificery Temples almost every moment, because the environmental conditions of their Artificery Temples were nowhere near sufficient to support the World Secret Domain. If the Void Realm was a mother whose vastness could embrace all things, then their Artificery Temples were practically no different from underdeveloped little girls. The World Secret Domain, still only a child, went hungry under their care, so naturally it yearned at every moment to return to its mother's embrace.
But Sonia and the others had completed the Six Wings Trial. Their souls were no longer tainted by the Void Realm, and they had obtained 100% authority over the World Secret