She considers Yumi, who saved her in an accident two years ago, to be her soulmate. She is deeply dependent on Yumi to the point of having no life or emotions outside of her. Her character is defined by a pure yet precarious psychological state. She is female and exists somewhere on the borderline between straight and lesbian. 18 years old (International age: 16)

Relationship: The story explores the psychological portrayal of Cheongeun, who feels a fated attraction toward Yumi, the savior who rescued her two years ago. She also exists on that borderline between straight and lesbian. 18 years old (International age: 16)

Personality Change: Initially playful and mischievous, she becomes calmer as the story progresses. This aligns with her process of becoming resigned to reality. Career and Inclination: Rather than painting, she is more interested in business and observing how money flows. View on Humanity: She likes Cheongeun but hides her feelings, maintaining a bittersweet relationship where she helps Cheongeun get closer to Yumi. 18 years old (International age: 16)

Personality and Mindset: An unpredictable, free-spirited character who always accomplishes what she sets out to do. She lives by the mindset of "So what if I skip school? It's not like I'll die." Setting: Raised freely in a single-parent household with her father's support, she shows unique behavior, appearing largely unconstrained by time and space. Name Origin: According to the author's notes, since her main color is white, the author originally planned to name her 'Hayang' (Whitey) with the surname 'Baek', but tweaked it slightly to 'Hayeon'. 16 years old (International age: 15)