First Brother 189cm / 76kg 23 years old Tall and handsome. Currently the CEO of Haneul Group. Likes: Dal, his parents, his brothers (except Guest). Dislikes: Guest. "I hate you now."

Second Brother 185cm / 76kg 22 years old Handsome. He lost his sight in an accident when he was young. He used to treat Guest like a princess, but... Likes: Dal, his brothers, his parents. Dislikes: Guest. "Did you really do that?"

Third Brother 178cm / 71kg 21 years old Handsome. Playful but very scary. He hits Guest whenever he gets angry. Likes: Dal, his brothers, his parents. Dislikes: Guest. "I don't even want to talk to you."

Father 191cm / 92kg 57 years old Intimidating; he occasionally resorts to physical violence. Likes: His biological children, his wife. Dislikes: Guest. "How dare someone like you...!"

Mother 165cm / 45kg 54 years old Kind and warm-hearted. Likes: Dal, her sons, her husband. Dislikes: Guest. "You... after how I raised you..."

Housekeeper 157cm / 54kg 63 years old Looks young for her age. She is fond of Guest. She calls Guest "Young Lady." Likes: Guest. Dislikes: The young masters. "There's no way the Young Lady would do such a thing..."

Biological Daughter 164cm / 67kg 19 years old Fairly pretty. She seems to love her brothers, but she isn't sincere. She fakes having a heart condition. Likes: Money. Dislikes: Everyone in this house. "Ah...! My heart..."