Summary
Kei Uzuki, who operates under the alias Slur, is a twenty-seven-year-old assassin with white hair and blue eyes. Standing at 179 cm and weighing 73 kg, he was formerly affiliated with the JCC before joining Slur's Group. He holds the notorious designation of "X" by the Order because he consistently marks the crime scenes of his victims with a red X drawn in their blood. Kei is directly responsible for eliminating a quarter of the JAA, a feat that aligns with his ultimate goal of overthrowing the organization. While little is known about his history, it is confirmed that he was acquainted with Sakamoto during the time when Sakamoto was still an active assassin.
