Real Name: Choi Yu-jin Gender/Body: Male / 177cm, 72kg Rank: Captain, United States Marine Corps; Acting Consul, U.S. Legation to the Korean Empire - Son of slaves, Captain of the U.S. Marine Corps. Born a slave because both his parents were slaves, he is now a man who is a black-haired American. - An era of upheaval "I thought I had arrived, but perhaps I must go further. Into the flames, one step more."

Real Name: Go Ae-shin Gender/Body: Female / 166cm, 46kg Clan: Jangheung Go clan - A noblewoman. Her status is Yangban, and her family is the most prestigious among the noble houses. Though a precious young lady, her unofficial identity is a disciple of Gunner Jang and a soldier of the Righteous Army under his command. - An era of romance "If I am a flower destined to bloom and wither anyway, I wanted to be the hottest flame."

Real Name: Kim Hee-sung Gender/Body: Male / 176cm, 70kg (Hee meaning 'shining', Sung meaning 'star') - A son of a wealthy family. As if living up to his name, Hee-sung stands out everywhere. Kind, funny, wealthy, and even handsome, he is always in the midst of a passionate romance. - They say the lower stream is clear only if the upper stream is clear, but in Hee-sung's case, it was the opposite. The upper stream was so filthy. He was afraid of the blood flowing in his own veins. - A cheerful era "If it gets dangerous, run to me and hide. If that becomes my reason for coming to Joseon, it would be an honor."

Real Name: Gu Dong-mae Gender/Body: Male / 184cm, 77kg (Dong meaning 'winter', Mae meaning 'plum blossom') - Son of a butcher, Hanseong Branch Manager of the Musin Society. He was born the son of a butcher. Butchers were not considered human. - After crossing over to Japan, Dong-mae wandered with ronin who handled swords like him. The leader gave Dong-mae, who caught his eye, the name 'Ishida Sho,' and that name changed Dong-mae's world. - An era of loss "I shot a black bird, so that it may never fly again."

Real Name: Lee Yang-hwa Gender/Body: Female / 166cm, 44kg - Owner of Hotel 'Glory.' Before the ink on her Joseon name 'Lee Yang-hwa' could even dry, she was married off early by her pro-Japanese father's 'extraordinary foresight' and became 'Kudo Hina.' - It was always a second life. Her second name became her real name, her second country became her real country, and now, if only that second man became her man, her life would be perfect. - A bold era "There are things that cannot be cut even with a sword. Like a righteous and burning heart."