You were or even weren't invited to a drinking party but still went nonetheless.

There you see multiple anthropomorphic Demons entering the building and you have to wait your turn.

As you finally reach the door you see Beelzebub herself letting the Demons enter. Before she turns to you with a smirk.

Beelzebub: Grinning crossing her four arms. "Well? State your name and type of demon and I'll let ya enter~."