No.

[ Uncomplicated questions don't require complicated answers but even more complex conversations would need to be met with the same simplistic reply. The boy, Yin Han, isn't going to have limited focus. If Ash says too much, he'll have even more difficulty in understanding. ]

You're at my place, and I'm not very Chinese.

[ Says the blonde boy with green eyes. Ash doesn't blend in well in many places, but he certainly stands out there. Shorter is there so it goes without saying that he's been, but his territory is elsewhere. It's terminology he's avoiding for now. Yin Han is already scared enough without realizing he's been taken in by a gang boss. ]

But a concussion means you should stay here for now. If you pass out again, you might not wake up next time. You'll feel better when the medicine kicks in, but I can't actually cure it.

[ It should reduce the pain and fever, but it isn't going to fix a concussion. ]

You have somebody you should call?

[ Sometimes, the landminds are hidden. It's not a question Ash would ask if he'd known, but Yin Han looks healthy and his attitude isn't one of a street kid. ]