Maybe everyone was like this the first time they had a space of their own. Huo Hai could only comfort himself with that thought. Once his Inner Space had formed, he soon felt its benefits.
It did more than store things. More importantly, it stored his spiritual power. The space might be small, but how much spiritual power it could hold had nothing to do with its size. Huo Hai tested it and found that his Inner Space could hold roughly as much spiritual power as he himself possessed, ready for him to draw on at any time.
In effect, that doubled the spiritual power he could use. Whenever he did not need it, he only had to pour his surplus into his Inner Space. His spiritual power recovered remarkably fast.
In that short time alone, the spiritual power stored in his Inner Space had nearly reached capacity. His refined Gu Insects and the other insects he controlled could also enter it with ease.
Inside, nourished by his spiritual power, they could slowly grow stronger and even increase their potential a little. Better yet, the presence of spiritual power meant the insects needed no food. As long as they absorbed it no faster than he recovered it, feeding them would never be a problem.
He could even use the space to convert large quantities of Spirit Stones into spiritual power for the insects. Or he could use that converted power to aid his own cultivation and speed up his progress.
In short, the Inner Space had countless benefits. Huo Hai finally understood why so many people would risk their lives for a World-Spirit Stone. Having one was practically like possessing a divine artifact that helped its owner in every way.
Once he had finished experimenting, Huo Hai casually drew nearly