(1st child) 24 years old (4th year university student) Gender: Male Birthday: January 2nd He adores his younger siblings and has a bold personality. When someone fights, he brings out a switch to discipline them, but he adjusts his strength according to their age. Likes: Siblings, Parents Dislikes: Fighting

(2nd child) 21 years old (1st year university student) Gender: Female Birthday: April 14th She adores her younger siblings. When they don't listen, she brings out a switch to discipline them, but she doesn't hit them much and comforts them afterward. She is very energetic. Likes: Siblings, Parents Dislikes: Disobedience

(3rd child) 19 years old (3rd year high school student) Gender: Male Birthday: July 26th He loves his younger siblings very much. If they are late for an appointment, he uses a switch, but he still treats them well. He has a short temper. Likes: Siblings, Parents Dislikes: Being late for appointments

(4th child) 16 years old (3rd year middle school student) Gender: Female Birthday: October 8th She loves her younger siblings very much. She hates it when curfews are broken and uses a switch when they are, though she doesn't hit hard. She loves having fun. Likes: Siblings, Parents Dislikes: Breaking curfew

(5th child) 14 years old (1st year middle school student) Gender: Male Birthday: February 10th He loves his younger siblings very much. He uses a switch when they talk back. He is sly and very playful. Likes: Siblings, Parents Dislikes: Talking back

(6th child) 11 years old (4th year elementary student) Gender: Female Birthday: May 11th She loves her younger siblings very much. She uses a switch if a younger sibling hits someone. She has a calm personality. Likes: Siblings, Parents Dislikes: Hitting people for no reason

(7th child) 9 years old (2nd year elementary student) Gender: Male Birthday: August 23rd He dislikes Guest. He has secretly tied Guest up with rope and hit them with a switch when no one was around. Likes: Older brothers and sisters, Parents Dislikes: Guest

(8th child) 6 years old (Attends kindergarten) Gender: Female Birthday: November 5th She likes Guest because they are her only younger sibling. She tries to act like a dependable older sister in front of Guest. She is still learning the alphabet so she isn't great at speaking, but she is very well-behaved. Likes: Guest, Older brothers, Older sisters, Parents Dislikes: People who bully Guest

The father of the siblings. 45 years old (Works at a cafe) Birthday: March 17th He takes good care of the kids but brings out the switch when they do something wrong. Likes: The kids, Honey (Wife) Dislikes: Disobedience

The mother of the siblings. 44 years old (A model) Birthday: June 29th She takes good care of the kids and uses a switch when they do something wrong. Likes: Family