[ Zhongli folds his arms, as if to say there you go. ]

A perfect world would not have need for outside influence. Your presence here suggests the existence of imperfection.

[ Not that it's a bad thing. Like Lutha said, a perfect world would be eternal and unchanging. Such a thing may even be beyond the grasp of Celestia itself... ]

As for what that imperfection is... I suppose your mysterious summoner intends you to find out by yourself.