"Where else has this happened, other than in India?" Lu Shu asked.
Zhong Yutang sighed. "We are not sure about the other places, as before you returned, we have seen this symbol, but we can only treat it as a tattoo. Earlier, when we captured the soldiers from the Black Feather Army as prisoners, we asked them about the structure of their society, but we did not have enough time to ask about specific details."
"At first, we thought that their slave system was similar to that of ours in ancient times, but we did not expect it to be even more cruel in the Luniverse. The slaves are controlled by techniques. It is rather impossible for slaves to rebel," said Zhong Yutang. "Thankfully, you're back."