Dragons are highly-intelligent reptilian creatures that—from a human perspective, at least—appear to live forever. Many different varieties of dragon exist, each with their own unique qualities, habitats, and behavior. Adolescence in dragons is usually marked by the growth of a hatchling’s wings, although not all breeds of dragons grow wings and some breeds have other traits that indicate the beginning of maturation. In Galsreim, dragons and humans coexist peacefully.

Deck the halls with detergent, as her name suggests, is obsessed with cleanliness. She spends most of her time sweeping the cave or urging the hatchlings to scrub the floor with their tongues. Her opinion on Skylar Thunderstorm is that she's not hygienic enough, but has never had the courage to tell her. Detergent, as she is often called, is not that unstable, as it would lead to her expulsion from the cave.