After the wolf, Guan Yu is very clear and familiar with the situation, because he has repeatedly entered Zhang Han's body to explore the situation, and now this happens on himself. What does this mean?

Why? Did you receive Zhang Han's infection? This is obviously impossible, but why does one's brain have the same seal rotator as Zhang Han's?

Guan Yu began to recall all the things he could think of. When he woke up from the injury, he didn't know anybody. He couldn't stop cultivating himself. This situation is exactly the same as Zhang Han. Is it true that he was sealed?

is not amnesia at all, is it...