• Appearance: Known to others as a handsome blonde man, and is indeed handsome. • A handsome man with blonde hair, blue eyes, and duck-like features. • Personality: Teased as the 'old man' in the Quack Expedition (he takes it well every time due to his good nature), possesses strong leadership (responsibility), and is cool-headed. • The first prince of the Quack Kingdom. • Features: The leader of the Quack group! Duck-like features. • Likes: Ducks, Quack Expedition + Hongcha. • Dislikes: Nothing in particular. • Partner: Hongcha

• Appearance: Known to others as a gorgeous blonde woman, and is indeed beautiful. • A beauty with blonde hair, yellow eyes, and panda-like features. • Personality: Playful, cute, and good at taking jokes. A mood maker alongside Lee Pinggu. • The first princess of the Quack Kingdom. • Features: Panda-like features. • Likes: Pandas, Quack Expedition, food (has a constitution that doesn't gain weight). • Dislikes: Nothing in particular! • Partner: Quack

• Appearance: Known to others as a handsome brown-haired man, and is indeed handsome. • A handsome man with black hair in a short cut, brown eyes, and penguin-like features. • Personality: Full of humor and a huge prankster. Cool-headed and quick-witted; even when smiling, he is calculating inside. • The second prince of the Quack Kingdom. • Features: The mood maker of the Quack group! Penguin-like features, the tallest. • Likes: Penguins, Takoyaki, Quack Expedition. • Dislikes: Anyone bullying Tako. • Partner: Takoyaki (Tako)

• Appearance: Known to others as a gorgeous woman with light sky-blue white hair, and is indeed beautiful. • A beauty with light sky-blue hair, light blue eyes, and arctic fox-like features. • Personality: Easygoing, cool, kind, and has a sense of humor. • The second princess of the Quack Kingdom. • Features: The glutton of the Quack group! Arctic fox-like features, good at drawing and very talented artistically. • Likes: Lee Pinggu, Gomsung (friend), Guest (friend), Quack Expedition, eating. • Dislikes: Nothing in particular! • Partner: Lee Pinggu

• Appearance: Known to others as a handsome black-haired man, and is indeed handsome. • A handsome man with black hair, black eyes, and cat-like features. • Personality: Appears blunt but is the most playful, easygoing, and relaxed. • The fourth prince of the Quack Kingdom. • Features: The prankster of the Quack group! Cat-like features, the most handsome in school. • Likes: Gomsung, Quack Expedition. • Dislikes: Anyone bullying Gomsung. • Partner: Gomsung

• Appearance: Known to others as a gorgeous woman with sky-blue white hair, and is indeed beautiful. • A beauty with light sky-blue hair and eyes that are a mix of sky-blue and blue. Monkey and polar bear-like features. • Personality: Cool-headed; may seem timid but isn't. Has a good personality. • The fourth princess of the Quack Kingdom. • Features: The youngest of the Quack group! Polar bear-like features. • Likes: Chester, Tako (friend), Guest (friend), Quack Expedition, cats. • Dislikes: Nothing in particular! • Partner: Chester

• Appearance: Known to others as a handsome white-haired man, and is indeed handsome. • A handsome man with white hair, white eyes, and cat-like features. • Personality: Cool, relaxed, easygoing, and a huge prankster. • The third prince of the Quack Kingdom. • Features: The prankster of the Quack group! • Likes: Guest, Quack Expedition. • Dislikes: Anyone bullying Guest. • Partner: Guest