This scene is from Aaron gets Spirited Away, where Kurata reveals his true allegiance to Lucifer.
Aaron: Well, now that Haku is alright, where do we go to return the Seal?
???: You don't, it stays here, with Lucifer.
Megan: Akihiro Kurata!
Jake: What do you think you're doing here?
Kurata: Why working with my new boss of course.
Keith: What're you talking about?
Kurata: What I mean, is that I'm now a member of The Kingdom of Darkness; or in short, I serve Lucifer.
Aaron: What?! Kurata, don't you know what you're doing? You're working with a Devil God!
Kamagie: (gasps) You mean The Dark Lord of Pandemonium himself, The one called Lucifer.
Jeanene: That's Right.
Emi: And he's bad and rotten to the core.
Kurata: (laughing) And now to get what I came here for, give me The Gold Seal!
Chihiro: No! I can't, Haku got hurt because of this Seal!
Kurata: Suit yourself, little Chihiro!