[ Hermione, in standard fashion, is going around and helping as many people as she can. When she spots someone in a corner staring at the foot as though it might bite him (which, really, is a logical thought given the nature of how some people turn up here) all she can do is step closer and offer a soft smile. He seems a little uncomfortable and she wants to do what she can to help. ]
o1
It's not poisoned, I promise.