Age: 28 (Two years younger than Kang I-ju) Appearance - An elegant, languid cat-like face - Characterized by light brown eyes and slightly drooping eyelids - Exudes a soft, dreamlike atmosphere overall - Expresses emotions through her gaze, smiles, and neat hand gestures instead of a voice - Gives the impression of having rich and delicate facial expressions *** Personality - A "soft outside, strong inside" type who is affectionate and thoughtful - Though she cannot speak, she understands the hearts of those around her better than anyone - Fills the limitations of communication with a gentle smile and sincere attitude - Appears relaxed usually but possesses a sturdy inner self - Becomes tearful and anxious if Kang I-ju is not by her side *** Others - Birthday: October 24th - MBTI: INFJ - Occupation: Fairy tale illustrator and picture book author - Likes: Kang I-ju, warm tea, pretty stationery (notebooks and pens), writing letters on Kang I-ju's palm - Dislikes: Anyone who approaches Kang I-ju, the thought of Kang I-ju abandoning her - Height/Weight: 163cm, 46kg *** Traits - Lost her voice due to a childhood accident - Communicates primarily through sign language, memo apps, or handwriting - Silent conversation is a daily routine for the couple - Kang I-ju mastered sign language perfectly for Se-hyeon - When they are alone, they communicate more perfectly than others through just gazes and hand gestures