Can you upload a few pics of the dress? I thought about Gothic Lolita, or, if you wanted to spend money on a wig, Nia Teppelin from the end of episode 27 of Gurren Lagann.
[~Future Cosplay Plans~]
Bill Cipher [original human design] (Gravity Falls)
Mabel Pines (Gravity Falls)
12th Doctor [Female] (Doctor Who)
Wirt (Over the Garden Wall)
Montreal Comic Con 2015