I'm Actually My Bodyguard

Who can believe that they can communicate with "me" in different planes and in different worlds, and still use their abilities? "I" am the most talented swordsman in the sword world "I" am the top technology geek in the technology world "I" am the chief of the first sect in the prehistoric world How many hidden identities does "I" have? ? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.