, which literally just means "place", can be used to describe a quality or aspect of something. This is a metaphorical extension of 's literal meaning as a location in space/time.
> **** ****
Everyone has both good **qualities** and bad **qualities**.
>
He can be a bit of a chicken at times. (lit. He also has a slight cowardly **aspect** to him.)
> ****
There exists, as well, **something** slightly off about (a given subject).
In the case of your example, this "given subject" in my last example refers to
As an aside, the translation you give for (catch on with, i.e. become popular with) is not quite how it is being used here. It is being used in the sense of #5 here, as roughly: "having a sense that something's off".
Does this help you understand how is being used?