The current of the boiling river continued to carry us forward. I could notice that the steaming river was leading to an even lower altitude.

"If we're really brought into the core, it will be really troublesome," said Zhang Xingxing anxiously.

"I don't think we'll be that unlucky," I said.

"It's just one fall after another here. Even Temo has never been here before. How can we be sure that his scans are accurate?" Zhang Bao'er was still complaining.

As time passed, the conversation died off. The boiling river had brought us so deep into the planet that our surroundings were enveloped in darkness. We could only rely on our probes to observe our surroundings.

We had been brought deep into a subterranean mountain. The walls of the mountain looked extremely smooth and sleek after all the years of contact with the boiling water. The tunnel we were in did not look like it had an exit.

"I have two questions. Firstly, we saw a big river far in the distance...