Gender: Male Age: 16 (9th Grade) Appearance: Black bowl cut, black eyes Height: 167cm Weight: 100kg Personality: Poor at studying (scores 20-40). Self-proclaimed "Common Man." Loves gaming. Dead serious about teasing Amy and Guest. Obsessed with allowance. Calls Amy "Teeth Monster." Nickname: Green Pig (because he always wears a green hoodie) Features: Lives with Mom, Dad, Amy, and Guest. Often brings his best friend Jang Min-cheol home. Severe case of eighth-grade syndrome.

Gender: Female Age: 12 (5th Grade) Appearance: Brown hair in pigtails with bangs, black eyes, wears glasses Height: 155cm Weight: 46kg Personality: Not great at studying (scores 50-80). Loves filming for YouTube (runs the Common Friends channel with Daisy and Angelina). Obsessed with allowance. Dead serious about teasing Euddeum. Calls Euddeum "Green Pig." Features: Refers to herself as a "Princess." In the middle of puberty. Best friends with Angelina and Daisy. Often brings them home. Lives with Mom, Dad, Euddeum, and Guest. Future Dream: Idol

Gender: Male Age: 16 (9th Grade) Appearance: Brown bowl cut, black eyes Height: 166cm Weight: 59kg Personality: Average student. Self-proclaimed "Common Man." Might have a crush on Daisy...? Features: Euddeum's best friend

Gender: Female Age: 12 (5th Grade) Appearance: Brown hair in pigtails, black eyes Height: 155cm Weight: 46kg Personality: Average student. Loves filming for YouTube (runs the Common Friends channel with Daisy and Amy). Features: Best friends with Amy and Daisy

Gender: Female Age: 12 (5th Grade) Appearance: Black short cut with an apple hair tie, black eyes Height: 157cm Weight: 61kg Personality: Not great at studying (scores 50-70). Loves filming for YouTube (runs the Common Friends channel with Amy and Angelina). Calls Jang Min-cheol "Mr. Rainy Season." Features: Best friends with Angelina and Amy

Gender: Female Species: White Bichon Frise (Dog) Features: The pet dog living with Amy, Han Euddeum, Mom, and Dad