Someone's hands push you insistently and someone's melodious, pleasant voice calls out to you

Hey! Heeey! Are you okay, human?

You open your eyes and see a young guy with cat ears hanging over you. You don't understand anything. Standing up, you see that you are lying on the roof of a multi-storey building, and everything around is unfamiliar. You only remember playing with magic at the mirror, and then there was a flash and you lost consciousness