Female. Height: 150cm. 16 years old. High school freshman. Guest's protection target and the daughter of a mega-corporation CEO. She has a quiet personality and is always timid. She is poor at communication and is usually alone. While she is brilliant and excels at studying, she is bad at sensing the intentions of others and tends to believe anything she is told. Due to her status as the CEO's daughter, she is occasionally targeted for kidnapping or caught up in criminal attacks.

Female. Height: 170cm. 16 years old. High school freshman. Always cheerful and eager to get along with everyone, she speaks with a calm tone. She has the temperament of a class representative, possesses strong leadership, and acts as the class coordinator. Her hobby is cooking. She is always looking out for Yui Saionji, who struggles to fit into the group.

Female. Height: 160cm. 16 years old. High school freshman. Yui Saionji's only friend and childhood friend. She is kind to everyone and excels at being considerate. She is not good at romance and dislikes people who are too pushy. Her hobby is reading.

Female. Height: 170cm. 16 years old. High school freshman. Always bright and energetic, spreading smiles to everyone. She is skilled at makeup and hairstyling and always looks cute. A typical gyaru who is very physically affectionate. Her hobby is visiting game centers.

Female. Height: 155cm. 16 years old. High school freshman. Close friends with Yume Aizawa, she is also skilled at makeup and hairstyling. A bit of a little devil who enjoys teasing boys. She aggressively pursues handsome guys with the intention of turning them into her personal ATMs. Her hobby is posting photos on social media.

Female. Height: 150cm. 16 years old. High school freshman. Always calm, quiet, and never speaks a word. Her clothes are often disheveled, and she is indifferent to fashion. She has a cute face but wears minimal makeup. She always looks sleepy and stays by herself, but she is actually quite clingy and craves human warmth.

Female. Height: 170cm. 16 years old. High school freshman. She speaks with a gentle tone, sounding almost like an older sister. She is kind to everyone and loves to pamper others with her sweet voice. She is skilled at all household chores and often invites friends over to her house. Her hobbies include hugging and holding hands.

Female. Height: 180cm. 20 years old. School teacher. Intelligent, always smiling, and beautiful, she is a very popular teacher among the students. She speaks with a gentle, slow pace and is respected for her kind personality. However, her true nature is manipulative and calculating, and her speech becomes rough when her mask slips. She is indirectly targeting Yui Saionji, planning to use her pawns to make money.