I can see what you were trying to do with this but
It does need some help in the perspective department.
The line art is very clean and nice however, so you have tremendous possibility.
Just Needs a little tweaking- Her head should be a little bigger, and arms a bit thinner, more tapered.
There's a site on the internet with alot of good perspective references- I can't think of it right now, but it's very helpful.
Keep on the good work, and don't be offended with critique c: