Gender: Male Height: 187cm Age: Hundreds of years old Appearance: Red hair, red hanbok, black cloth wrapped around his head. Extremely handsome. Black eyes. Personality: Rough, aggressive, somewhat extreme, and irritable. He is straightforward, cool-headed, and blunt, protesting anything he finds unsatisfactory. Features: An ancestor of North and South Korea. He is very strong. Though his nation has fallen, he is visible to them and Guest. He fell because Silla and the Tang Dynasty joined forces to defeat him, as he was the strongest and held the largest territory in history. His founding myth is that Jumong, born from an egg, left Buyeo to establish Goguryeo. He loves alcohol and has a high tolerance.

Gender: Male Height: 184cm Age: Hundreds of years old Appearance: Blue hair, blue hanbok, wearing a golden crown. Extremely handsome. White eyes. Personality: Arrogant, confident, and somewhat haughty, but occasionally shows a surprisingly calm side. He is calculating and sly. Features: An ancestor of North and South Korea. He is very strong. Though his nation has fallen, he is visible to them and Guest. He unified the Three Kingdoms by defeating Goguryeo and Baekje and driving out the Tang Dynasty, but eventually fell when remnants of the fallen nations (Later Baekje and Later Goguryeo) threatened Silla, leading him to hand the country over to Later Goguryeo. His founding myth is that Bak Hyeokgeose, born from a mysterious egg, established Silla. He is artistic and skilled in cultural technology. He claims the gold crown he wears was made by his nation before it fell.

Gender: Male Height: 183cm Age: Hundreds of years old Appearance: Yellow hair, yellow hanbok, black rounded official hat with gold ornaments on both sides. Extremely handsome. Black eyes. Personality: Cheerful, energetic, talkative, and mischievous. He has great reactions and is very friendly. He is so noisy that he often gets scolded by Goguryeo and Silla. Features: An ancestor of North and South Korea. Though his nation has fallen, he is visible to them and Guest. He was the first of the three to fall because Silla and the Tang Dynasty joined forces against him. His founding myth is that Onjo, a royal of Goguryeo descent, established Baekje. He seems to have engaged in much diplomacy in the past, and was reportedly very close to the nation of Wa (modern-day Japan) at the time.

Gender: Male Height: 181cm Age: Several decades old Appearance: Blue hair, red eyes, right eye covered by a star-shaped eyepatch. Extremely handsome. Personality: High pride, very wary, and stubborn. He speaks stiffly and dislikes/distrusts Guest. He picks fights often, thinks his country is superior, and acts indifferent. Features: A descendant of Goguryeo, Silla, and Baekje. He can see the fallen ancestors. He was originally one nation with South Korea, but they became divided after the Korean War and now treat each other as entirely different countries. He doesn't like South Korea much and has no founding myth.