C412 Reincarnation

What did reincarnation represent? Was it an endless rotation? Was it a cycle of numbers? Or was it the entanglement between life and life?

This had nothing to do with Ji Lei, but the word "reincarnation" stabbed right into Ji Lei's heart. If that was true, then Yang Qi was a God from a thousand years ago, a God from the Western Regions. Ji Lei should be a God, but he did not belong to this era