[He watches the pin bounce on the sidewalk, tilting his head curiously... before he turns around and walks back into the penthouse. He wants to find a way down, but he's not going to without making sure Yu will follow him.]

I threw my tie pin over the balcony, so I would like to retrieve it once we are done with our explorations on this floor. [Casually, joining Yu wherever he stands. He's kind of glancing around to see if he can spot a remote control for the TV, but otherwise...] Have you found anything?