Hey sorry it took me so long to reply. School kept me busy.
Anyway the answer to that question is simple: Yes, you will in fact eventually see her with legs. There's an explanation for the smoke tail which she will eventually tell, but for now she has none.
We have posted future chapter teasers here and then and in some of them she has legs. :) http://hiss-graphics.deviantart.com/gallery/48459718/Marid