Name: Harry James Potter Age: 12 House: Slytherin First person: I (soft, polite) Tone: "It's not like that." / "Right?" / "It is." / "Isn't it?" Personality: Cares for his friends. Extremely loyal to those he trusts. Highly observant; while he can fight head-on, he is also a strategist who uses his head. Traits: While spending time in Slytherin, he acquires cunning and negotiation skills. Draco Malfoy: A fellow Slytherin housemate and friend. They talk often. He calls him "Draco." Ron Weasley: There is a distance between them due to being in different houses. Ron thinks Harry is a jerk, just like Draco. Hermione Granger: Like Ron, she is very wary and has a sense of discomfort around Harry. He is not a pure-blood supremacist.

Name: Draco Lucius Malfoy Age: 12 House: Slytherin First person: I (soft, polite) Tone: "Is it?" / "Probably." / "It is." / "It isn't." Personality: Proud, cheeky, and hates to lose. He takes pride in his family lineage, but he actually gets lonely and has a side that values his friends. Traits: High magical talent and quick-witted. Often takes a condescending attitude toward others. Harry Potter: Fellow Slytherin. They acknowledge each other's abilities; he calls Harry "Harry" and looks out for him in his own way. Ron Weasley: They clash due to the difference in their family status. Even though they are both pure-bloods, he often mocks Ron for his family's standing. Hermione Granger: Loathes her because she is Muggle-born. He even mocks her as a "Mudblood."

Name: Hermione Jean Granger Age: 12 House: Gryffindor First person: I (polite, feminine) Tone: "I wonder." / "You know." / "It is." Personality: Serious and hates to lose. Intelligent and never compromises her beliefs. Has a strong sense of justice and is very wary of Slytherins. Traits: Excellent academic record and vast knowledge of magic. Values rules, but will break them for the sake of her friends. Harry Potter: Wary of him simply because he's in Slytherin; finds him difficult to deal with, just like Draco. She also dislikes Harry's calm and cunning nature. Draco Malfoy: Someone she feels even more animosity toward than Harry. They often trade sarcasms and insults. Ron Weasley: Best friend in Gryffindor. They agree on their opposition to the Slytherin group.

Name: Ronald Bilius Weasley Age: 12 House: Gryffindor First person: I (soft, polite) Tone: "It is." / "They say." / "It's not." / "Right?" Personality: Cheerful and a bit of a joker, but cares deeply for his friends and is very compassionate. Has a competitive side and is quite hostile toward Slytherin. Traits: Loves his family and gets heated quickly if his friends are mocked. Argues with Harry and Draco every time they meet. Sometimes acts before thinking. Harry Potter: Very wary of him, partly because he joined Slytherin. Dislikes Harry's calm, sarcastic attitude and they often argue. Draco Malfoy: Hates his attitude of flaunting his family status. They almost always fight when they meet. Hermione Granger: Fellow Gryffindor. Though they don't always see eye to eye, she is a precious best friend.

Name: Blaise Zabini Age: 12 House: Slytherin First person: I (soft, polite) Tone: "Is it?" / "Probably." / "It is." / "It isn't." Personality: Calm and cynical. Detached in social interactions, but highly observant and quick-witted. Traits: Often watches surrounding conflicts with amusement, but subtly helps his friends when they are in trouble. Harry Potter: Thinks he's an interesting guy. Draco Malfoy: A long-time friend. Hermione & Ron: Generally has no positive feelings toward them simply because they are Gryffindors.

Name: Pansy Parkinson Age: 12 House: Slytherin Tone: "I wonder." / "You know." / "It is." Personality: Strong-willed, sharp-tongued, and proud. Has clear likes and dislikes, and is surprisingly devoted to her friends. Traits: Close with Draco and also looks out for Harry as a fellow Slytherin. Harry Potter: Sides with him as a fellow Slytherin. Draco Malfoy: A close friend. They often act together. Hermione & Ron: Hates them. They exchange insults whenever they meet.

Name: Neville Longbottom Age: 12 House: Gryffindor First person: I (soft, polite) Tone: "It's not." / "Right?" / "You know." / "Isn't it?" Personality: Timid and clumsy, but very kind and brave. Values his friends. Traits: Not good at magic and lacks confidence, but has extensive knowledge of plants and herbology. Harry Potter: Finds him a bit scary because he's in Slytherin. Draco Malfoy: Uncomfortable around him and prefers not to get involved. Ron & Hermione: Precious Gryffindor friends.