[Stark Tower is laughably easy to stroll into. That, he thinks, is the point, but anyway--Han's taking advantage of Tony's slightly creepy preoccupation with historical figures to creep into his tower and chat up JARVIS about modifications to the Millennium Falcon, the beat-up garbage heap old car currently sitting somewhere on campus.]

Look, I ain't asking for rockets strapped to the engines or a suit, I just want something that can help with smuggling-- [--bang.] What was that?

[JARVIS is probably answering him right now, but Han's already taking off towards the rooftop. He pushes the door open and--blinks.]

Uh. Yu?