Am I a Knight from Another World or a Knight from Ancient Times?

An ancient knight and an alien knight died at the same time and wanted to be possessed and reborn. The snipe and the clam fight, and the fisherman wins. Chen Yifei obtained the inheritance of two people without any explanation. "Then am I a knight or a vigilante?" Not only that, an ancient yin-yang sword and a blue and white knight sword also give the male protagonist the ability to travel through time and space. Ancient times, cities, alien worlds. The mysterious jewelry from another world can even travel to the second dimension and so on. I already have a large harem, and I can still go to the second dimension, so I can pay it off. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.