Loona: “Is there a way I can come with you guys this time?”  
Blitzo: “Absolutely not. I forbid it. Not gonna happen. Sorry sweetie, spring break is no place for young, vulnerable goth girls! You know the kind of fffFREAKS up there who drool all over you.”
 
I couldn’t find a reference that gave a good indication of the markings on her backside, so in my headcanon, she has a heart marking on her booty that she doesn’t want anyone to see. Also I gave her a pentagram sling bikini :>  
I worked on this during one of my weekly art streams, which start around 6PM EST on Saturdays. Another stream will be up in a few hours.
 
Higher-res PNG and full-size PSD are up on my Patreon:  
Alternate versions (including nood) are in the works. Patrons had a couple of weeks of early access to this image, as well.