Librarians in the Marvel Universe

Introduction: Zhang Tianzhi is a little fat man who is easily content with the status quo and is afraid of death. He came to the Marvel world inexplicably four years ago... At that time, the Hulk was wreaking havoc, and Hydra's gang members and the government were fighting. It is said that the president was almost kidnapped.Zhang Tianzhi was almost frightened to death. This world is so scary!Now he has become the administrator of the world's largest library by luck. He just wants to die in the library.