Are you lucky enough to have a discount code for Countess Ablaze? I'll quickly show you where to put it.
Using the desktop version of the shop website, once you've hit "Checkout" you'll see a page like this above. Pop your code in the discount box on the top right hand side.
If you have a long code with dashes, make sure that you cut and paste the whole thing for it to be valid. Codes are generally unique to you so you'll need to make a note of it if you're not planning on using it straightaway.
Discount codes are only applicable at the checkout and cannot be applied retrospectively.
Discount codes are time sensitive and will not be reissued after the expiry date.