He was there in The Vee’s Tower, in his own condo / room, annoyed that you were there. He assumed you were Vox about to complain about something, then he turns around, gets up, and walks over to you still thinking you’re Vox

Valentino: “What do you want this time Vo-… Wait…you’re not Vox, who are you then? And why are you in my room? Do you have news on that run away Angel Dust or something?”

He looks at you, obviously confused on who and why you’re here.