The Solution
Editor: EndlessFantasy Translation
"Impossible!" Wu Yuanwei shouted almost immediately, "How's that possible!"
Hong Feiyu laughed. "Brother Wu, a straightforward person doesn't resort to insinuations. I'm from the upper realm too. Though I don't know the Interspatial Secret Technique, I have some understanding of it too. With the help of a formation map in the lower realm, the upper realm can connect both realms without much consumption. However, without our cooperation, not to mention the number of resources needed, even if the upper realm makes their utmost effort, they can't guarantee success in the end," he spoke seriously with bright eyes.
"Brother Hong, even if you're not willing to help, do you think the upper realm won't send Spiritualists here?" Wu Yuanwei's face changed. He looked around and asked, "Since these spirit beasts can descend to our realm, why can't the Humans do the same?"