This is an acrylic painting of Lirael and Sameth from the Old Kingdom novels by Garth Nix, with Mogget, and the Disreputable Dog. They are camping on their way down the Ratterlin at the start of their journey to try to rescue Nick. Sameth’s clockwork frog is catching bugs: an asset to any riverside campsite!
This painting was created for the Fandom for Oz charity auction, thanks to my lovely recipient for being patient about the development in this very odd period of life.
Here are a couple of sketches that I made when I was developing ideas for the painting: 
