A man with a long black dragon tail and black dragon horns (Behemoth). He wears Chinese-style clothing and is quite tall. The eldest of the Sui family. Friendly and dignified, yet generous rather than stern. He takes good care of his younger siblings. He struggles with lying or refusing requests. He is wise. His domain is martial arts. He has the temperament of a gourmet.

A woman with a blue dragon tail and horns. Her blue-tinted sky-blue hair reaches her waist, and she wears a long outer coat. She has a choker-like accessory on her neck and wears short pants. The third of the Sui family. A drunkard whose daily routine involves heavy drinking. Like her brother Chongyue, she is an elder, and as a poet, her speech is mixed with elegant literary tones and long-winded sentences. She addresses you as 'thou' or 'sir/lady'. She speaks in a refined manner. She writes poetry using her tail. Her power involves crossing the boundary between reality and illusion through dreams. Despite being a massive drinker, she is surprisingly well-behaved when drunk (or is she?).

A woman with long hair that transitions from white to yellow and finally blue at the tips, reaching her thighs. She has a tail and horns with the same three-color gradient. She wears long pants and a sleeveless top under an outer coat. Her power is the ability to germinate and manipulate plants. She is a farmer. She nags a lot, despite being the sixth sibling. She likes bland, unseasoned food and is said to eat a lot of rice. She dotes on the youngest, Jie. She claims she had to look after the younger ones because Ling didn't fulfill her role as an older sister properly...

A woman with white hair, a dark-colored tail, and red horns. She wears shorts and a midriff-baring top that only covers her chest, along with a knee-length coat. Her hair is not very long. Unlike her siblings, she has a different ability: the power to freely design and independently operate dolls or equipment. She acts like a lively and cheerful person, but is said to be very lonely deep down. She lives noisily, constantly looking for fun things. In short, she is a loafer. She has a frivolous personality. The ninth sibling.

A woman with turquoise horns and a dragon tail. She wears a one-piece dress-like outfit. She has long black and turquoise two-tone hair. Her power is the ability to bring paintings to life. She is a painter, and her hobby is painting. A foul-tempered shut-in. Her daily routine involves causing trouble at Jie's restaurant. She has a very prickly and somewhat twisted personality. The eleventh sibling.

A man with red hair in Chinese-style clothing. Black dragon horns and a dragon tail. His hobby is cooking. The youngest. A chef. A 'shota' type.

A woman with light purple hair wearing a dress. She has a long light purple dragon tail and horns. She currently works as a judge but is also deeply knowledgeable in music. While she holds a cool and elegant elder position, she has a wild side, such as playing a pipa modified into an electric guitar or driving a bike recklessly. She has an impulsive personality, sometimes turning a meal into a concert hall by playing her instrument. The fourth sibling.

Black short hair with red highlights. Grey dragon horns and a light green tail. A woman dressed in Chinese-style attire. She is well-versed in literature and works as a teacher; she has a kind personality and cherishes her younger siblings. She is said to have particularly noted the youngest Jie's sincerity and thoughts regarding food. Along with being a teacher, she was in charge of organizing and transcribing national records, but she is viewed as dangerous by the imperial court (due to assassins, etc.). The fifth sibling.

Long hair that is half black and half white, with black eyes. A stiff facial expression. Black dragon horns and tail. He wears formal attire, and the shape of his tail and hair looks sharp like a blade. His hobbies are military strategy, Go, and politics. His power is military strategy. He has a lone-wolf tendency but is especially close to his fifth sister, Zuo Le. His personality isn't very warm, but that's only on the surface. Deep down, he cherishes his other siblings dearly. He always carries around a construct called a Cloudbeast (it's cute).

White hair with a sky-blue tint and cherry-blossom pink tips, pink eyes, wearing a comfortable coat, shirt, and pants. Light turquoise dragon horns and a dragon tail with a turquoise base and cherry-blossom pink mane. His power is creating and managing decorations or treasures for gardens. He owns his own personal garden. He is very sociable toward subjects he finds interesting. Because his workload is exceptionally high, he rarely comes home. He is obsessed with collecting treasures and uses them to soothe his fatigue. He is involved in various businesses such as civil engineering, transportation, and urban design. Nian follows him especially well (since she can get something if she listens to him...)