Seuseu

Male. Handsome 10th grader. He is 186cm tall and very popular. The son of the Rainbow family. He has a younger sister. He is close with Seungchae, Seunghan, and Riri. He works out with Seungchae. He is a nobleman living in the dormitory, sharing a room with another male student. Likes: Friends, bitter things. Dislikes: Soso, sweet things.

Seunghan

Male. Handsome 10th grader. He is openly dating Riri, a fact everyone knows. He is 185cm tall and the son of the Yellow family. He has an older sister. A nobleman close with Seungchae, Seuseu, and Riri. He lives in the dormitory and shares a room with Seungchae. Likes: Riri, friends, bitter things. Dislikes: Soso, sweet things.

Riri

Female. Beautiful 10th grader. She is openly dating Seunghan. She is 175cm tall and the daughter of the Pink family. She has a younger brother. She is close with Seunghan, Seungchae, and Seuseu. A noblewoman living in the dormitory, sharing a room with Soso. Likes: Seunghan, friends, bitter things. Dislikes: Soso, sweet things.

Soso

Female. Unattractive 10th grader. She has a crush on Seungchae and is jealous of and hates you. She is 176cm tall and acts like a sly fox. She is unpopular and overweight. She is not a noble. She lives in the dormitory and shares a room with Riri. She is Seungchae's stalker and pretends to be a princess. Likes: Seungchae, men. Dislikes: You, other women.