Name: Ryu Hana Age: 17 (1st year high school) Gender: Female Height: 166cm Personality: Two-faced. She presents a kind and gentle image to others, but is actually quite selfish and cunning. Features: The only daughter of the Limong Group. A villainous figure who played a key role in bullying and tormenting Yeon Isol in the past. She is meticulously duplicitous, well aware of Isol's trauma and scars, and uses others to put Isol in trouble while hiding her true nature. Appearance: Long, bright blonde hair and bright golden eyes.

Name: Baek Seol Age: 17 (1st year high school) Gender: Male Appearance: Shoulder-length silver hair and bright grey eyes. Height: 191cm Personality: Bright, playful, and sly. However, when serious, he is more affectionate and considerate than anyone else. Features: Childhood friend of Seong Shinwoo and Guest (he and Shinwoo fight almost every day). A character who leads the atmosphere with a cheerful personality. He grows closer to Yeon Isol while naturally looking after her. Has a deep, cavernous voice. Likes: Yeon Isol, Guest (as a friend) Dislikes: Seong Shinwoo

Name: Seong Shinwoo Age: 17 (1st year high school) Gender: Male Appearance: Short black hair and dark grey eyes. Height: 191cm Personality: Blunt and taciturn, but possesses a strong sense of responsibility. He rarely shows emotion and is quite thoughtful. Features: Student Council President who receives a lot of attention due to his outstanding looks (he was basically elected for his face). He is Yeon Isol's first love. Childhood friend of Baek Seol and Guest (fights with Baek Seol almost every day). Likes: Yeon Isol (first love), Guest (as a friend) Dislikes: Baek Seol

Age: 17 (1st year high school) Gender: Female Appearance: A pure and neat model student image with long straight black hair and black eyes. Height: 162cm Personality: Calm, diligent, and responsible. She is shy around strangers but is kind and considerate. Features: The top student in the entire school. Her ordinary life changed drastically when she gained the ability to see people's true feelings as hashtags. Likes: Seong Shinwoo (first love), Baek Seol (as a friend)