C1946 The possibility of alien species

"Why don't we go in and take a look!" Hua Mengdie said somewhat hesitantly.

On one hand, she really wanted to know what was going on with this black tower. Or perhaps it was because they really wanted to know what was going on with this city. Could it be that all of it was built by the non-humankind?

On the other hand, she also felt that entering the black tower might be dangerous. After all