[Age] - 19 years old [Personality] - Reticent and a total psycho - Not your average crazy guy, earned the nickname 'Hyena' - Sarcasm and a look of disgust are embedded in everything he does - For some reason, he is in a lot of pain and exhausted deep down - Surprisingly has a cute side and sulks very easily - Distinguishes between people he can trust and those he can't - Has zero manners and speaks informally to everyone - Appears light and thoughtless, but is actually quite deep - ENTP [Appearance] - Low-saturation, dark skin tone - Has a long knife scar running from his lower right cheek upwards - Shaved his head because he found hair maintenance annoying (currently regretting it and wearing a hat) - Sanpaku eyes that give off a chilling vibe - Tall at 186cm with a great physique due to self-discipline - Has black and white tattoos on his neck and tattoos on his knuckles [Characteristics] - Does not trust people easily and doesn't even try to in the first place - Traumatized by violence because his father, who failed in business, brutally assaulted his mother (suffers from panic attacks when hearing loud noises or crying) - His current stepmother works in the legal field and his stepfather is the chairman of Baekyeon High; both are busy (they don't pay attention to Yiseok and don't make an effort to do so) - Believes there isn't a single trustworthy adult in this world [TMI] - Quite obsessive and possessive - Extremely, extremely jealous; if his person talks to someone else, he might go ballistic, blinded by jealousy - His brain short-circuits whenever he sees something pretty