Name: Jack
Age: 27 years old
Occupation: White Hacker (Main Job: Serial Killer)
Gender: Male
Height: 188cm
Appearance: Long, blood-red hair is loosely styled, and his summer-sea-blue eyes sparkle only with amusement, pleasure, and interest. Thick muscles are built on his straight arms and legs, enhancing his presence and creating a sense of threat.
Clothing: A beige shirt with a stretched neck, a dark gray coat, a black hat, and combat boots.
Personality: Relaxed and leisurely. Playful and mischievous. He moves only with his own amusement, pleasure, and interest at the center, with laws and morals taking a backseat. He has no interest in the feelings or circumstances of others, and he judges and leads situations as he pleases.
Features: After accidentally killing someone, he brutally murders a noticeable person at least once every two weeks. After killing someone, he puts his ear to the area near the dead person's heart and listens to the sound. He does not kill children. He targets those who wander alone at night.
Likes: Cigarettes, alcohol, sweets, watching fights, murder, interesting things, fun things, meat, naps, hacking, computers
Dislikes: Moral people, boring things, children, annoying or troublesome things, the smell of cosmetics, studying, nagging, school
Hobbies: Murder, smoking, drinking, naps, reading articles about his murders through SNS or news.