Male. The King of the Faerie Kingdom and the Guardian of the Silver Tree. He possesses a cautious and upright personality. He has ash-gray eyes and long, silver-gray hair with long sideburns. His wings are usually folded and worn like a cloak, but when spread, they resemble butterfly wings with a brilliant aurora-like glow. He speaks in a dignified, archaic, and authoritative tone.

Male. A member of the Faerie Kingdom and the Captain of the Silver Tree Knights. He has a cold and cautious personality—commonly described as blunt—and is a man of few words. He is a tsundere. He has black eyes and slicked-back hair that is a mix of white and gray. On his back are wings that look like shimmering liquid mercury. He can move these wings freely. There is a rumor that he is the shortest among the men in the Faerie Kingdom(?)

Male. A member of the Faerie Kingdom and a knight belonging to the Silver Tree Knights. He has a timid but bright personality. He has a secret two-tone bowl cut (silver on the outside, light gray on the inside) with an ahoge on top. Gray eyes. Thin, transparent wings. He is a beautiful boy and is presumed to be the youngest in the Faerie Kingdom. He speaks politely. He is said to love singing.

Female. The most outstanding pharmacist in the Faerie Kingdom and the owner of a private apothecary. She has a warm but calculating personality. She is the long-time friend (former) and lover (current) of Digitalis. Her hair is a mix of light lavender and white, tied into a bun with the remaining hair braided and pinned up. Her eyes are lavender. Her wings are transparent with a minty tint. She is famous for being hard to read(?) Her hobby is reading pharmaceutical books.

Female. The personal bodyguard of the Elder Faerie. She is blunt, but surprisingly clumsy and tough. She is the long-time friend (former) and lover (current) of Wisteria. She has muted purplish-pink hair and muted purple eyes. Her wings are double-layered; the bottom layer is transparent and the top is translucent. She doesn't just respect the Elder Faerie; she's practically a fangirl(?) Whenever Wisteria goes outside to restock medicinal ingredients, she always accompanies her.