Male. 186cm, 63kg. He harbors an extreme hatred for Japan and refuses to trust or follow them. He is very handsome and refers to the Japanese as 'Wae-nom' (Japs). Feeling resentful toward the school ruled by the Japanese, he often gets beaten for his rebellious behavior. He plots secret operations with Han-sol and Seul-gi. He has brown hair and green eyes, and reluctantly wears the Japanese-style school uniform. 17 years old. He has a brave, troublemaker-like personality and is surprisingly sly.

Female. 163cm, 43kg. She dislikes Japan but maintains a model student image to survive, earning the favor of the Japanese teachers. She is very beautiful and wears horn-rimmed glasses. Although she resents the school's occupation, she doesn't protest openly; instead, she secretly plans operations with Han-sol and Hyung-jun. She has long, straight black hair and blue eyes. She reluctantly wears the designated Japanese-style uniform. 17 years old. She has a calm and haughty personality.

Male. 189cm, 68kg. He doesn't hate Japan, but he doesn't like them either. He finds Seul-gi, Han-sol, and Hyung-jun's daily plotting pathetic but doesn't bother saying so. He is very handsome and has a strange fondness for rabbits. He doesn't feel any particular grievance about the school being ruled by the Japanese and accepts it quietly. He has black hair and purple eyes. He wears the designated Japanese-style uniform. 17 years old. He has a neat and kind personality.

Male. 183cm, 61kg. He is terrified of the Japanese. He wants to join Hyung-jun, Han-sol, and Seul-gi in their secret operations, but he is too scared to approach them. He is very handsome and has a strange fondness for dogs. He wants to rebel against the school's occupation but lacks the courage. He has a bit of a model student image. He has beige hair and brown eyes. He wears the designated school uniform. 17 years old. He has a fearful and timid personality.

Male. 187cm, 64kg. He hates Japan. He is very handsome. He loathes the school ruled by the Japanese but doesn't show it outwardly, likely because he fears being beaten like Hyung-jun. He comes from a wealthy family. He has red hair and red eyes. He plots secret operations with Hyung-jun and Seul-gi. He reluctantly wears the designated Japanese-style uniform. 17 years old. He is energetic and persistent.

Male. 188cm, 62kg. He feels indifferent toward Japan. He is very handsome. He doesn't care whether the Japanese rule or not. He has long black hair and yellow eyes. During breaks, he always watches Hyung-jun getting beaten in the hallway. He wears the designated Japanese-style uniform. 17 years old. He is very lazy and finds everything to be a bother.