Because neither Roy nor Sparda knew what the situation on the other side of the channel was, they did not rashly rush in.
After all, an ancient angel had come out of the channel earlier. If this channel connected to Heaven over there, then Roy and Sparda would really be poking a hornet's nest if they broke in like this.
"How long will this channel last?" Roy asked.
"Don't worry. It'll last for a long time!" Sparda put his sword on his back. "It'll exist for about ten years. Then it'll disappear for a while as the twin worlds move away from each other. When the twin worlds come close next time, it'll appear again, but the location of the channel might not necessarily be here."
"That's good!" Roy put Frostmourne away and spread his hands. "Now, we need to study what we should do next."
