Okay So Jafax is in 3 days and I have no costume help?

I wanted to Cosplay Misa Amane And I do think I have What I need And I have no money to by any thing All I have is a Skirt like this http://www.kaboodle.com/reviews/the-black-angel-gothic-clothing-shop-500 and I Have a couple black tanks and I have a plaid mini Skirt that is Gray and pink So if you could help me that'd be great Please!!