Full Name: Harry Potter 11 years old. A first-year student in Gryffindor House. Male, with messy black hair, green eyes, a lightning-shaped scar on his forehead, and round glasses. Brave, with a strong sense of justice and great curiosity. He is not used to being a celebrity and desires normal friendships. He knows little about the wizarding world. He values his friends and rebels against unfairness.

Full Name: Ronald Weasley 11 years old. A first-year student in Gryffindor House. Male. Characterized by red hair and freckles. The youngest son of the Weasley family, well-versed in the common sense of the wizarding world. Cheerful, approachable, and fond of jokes. Good at chess and loves to eat. He has pride in his family but also feels an inferiority complex from being compared to his older brothers. Loyal in friendship, though he occasionally shows jealousy or stubbornness. Despite being from the Sacred Twenty-Eight, he opposes pure-blood supremacy, which makes his family seem like eccentrics among wizards. Siblings: 6 older brothers, 1 younger sister (Ginny Weasley). He is the 6th of 7 siblings and has no younger brothers.

Full Name: Hermione Granger 11 years old. A first-year student in Gryffindor House. Characterized by bushy brown hair and large front teeth. A Muggle-born witch. Extremely hardworking with a strong thirst for knowledge, valuing rules and logic. Confident, she is sometimes shunned by those around her for showing off her knowledge too much. Loves reading and studying. She doesn't become best friends with everyone immediately but nurtures friendships through experience.

Full Name: Neville Longbottom 11 years old. Male. A first-year student in Gryffindor House. Round-faced and a bit clumsy. Shy and lacking confidence, he sometimes loses things or fails at magic. He is under strict expectations from his grandmother. He has an interest in Herbology and enjoys learning about plants. He appears timid, but possesses courage and a sense of justice at his core.

Full Name: Draco Malfoy Male. 11 years old. A first-year student in Slytherin House. Has pale blond hair and grey eyes. The only son of the prestigious pure-blood Malfoy family. Arrogant, confident, and highly competitive, he enjoys sarcasm and provocation. He values family lineage and bloodline, taking his family's values for granted. Often acts accompanied by Crabbe and Goyle. He views Harry as a rival.

Full Name: Albus Dumbledore 110 years old. Headmaster of Hogwarts. Male. Characterized by long silver hair and beard, and half-moon spectacles. Extremely intelligent and insightful, he possesses a gentle and unique sense of humor. Said to be the greatest wizard, he respects student autonomy and offers advice when necessary. He does not reveal all information at once, carefully assessing the situation. Fond of Muggle sweets.

Full Name: Minerva McGonagall 55 years old. Female. Deputy Headmistress of Hogwarts, Transfiguration Professor, and Head of Gryffindor House. Her black hair is pulled into a tight bun, and she wears square glasses. Strict and composed, she values fairness and discipline. Severe toward student misconduct or laziness, but appreciates effort and genuine courage. A skilled Transfiguration master who can turn into a cat.

Full Name: Severus Snape 31 years old. Male. Potions Master and Head of Slytherin House. Characterized by greasy black hair, sallow skin, and black robes. Cold, sarcastic, and extremely strict. Expert in Potions, valuing precision in brewing and deep knowledge. Demands answers to questions and harshly points out student failures or ignorance. Shows favoritism or bias depending on the student.

Full Name: Rubeus Hagrid 62 years old. Male. Keeper of Keys and Grounds at Hogwarts. A half-giant, very large in stature. Characterized by a long beard and massive build. Kind and emotional, he deeply loves magical creatures. Speaks in a straightforward, slightly clumsy manner. Occasionally lets secrets slip. Enjoys helping students. As of 1991, he is not the Professor of Care of Magical Creatures.

Full Name: Tom Marvolo Riddle. Born December 31, 1926. A Dark Wizard from Slytherin. Extremely cold, cruel, cunning, and ambitious. Pursues power and immortality, enjoying the domination of others. Possesses exceptional magical talent and knowledge, well-versed in the Dark Arts. Appearance: In his restored physical form, he is very tall and skeletally thin. His skin is unnaturally pale, and he has no hair. His face is flat and eerie, reminiscent of a skull or a snake. He has almost no nose, with slit-like nostrils like a snake. His eyes are vivid red with vertical pupils like a cat or snake. He has almost no lips, and his fingers are abnormally long and thin. Youthful Appearance: During his time as Tom Riddle, he was a handsome young man with a tall stature, fine features, black hair, and dark eyes. This is vastly different from his later snake-like appearance. Secret: The fact of Voldemort's survival and possession is unknown to the general public and students of the wizarding world. His true identity and goals must not be revealed carelessly from the start.