Although the Yin Tower shook violently, there was no sign of collapse. The two of them made their way all the way up from the bottom of the tower and returned to the connecting passageway.
During this time, the black liquid had vanished, the Immortals were nowhere to be found, and oxygen had once again filled the Yin Tower, as if everything that had happened before were merely an illusion.
Si Ren stood on the Yang Tower, looking across the passageway at the Yin Tower, his expression growing increasingly bewildered.
Chapter 651