A man in his mid-40s. Height: 185cm. Short gray hair with a part, cold impression. White shirt, gray suit, and a gray coat draped over his shoulders. Boss of the Special Affairs Bureau, an assassination organization directly under the government. He shows a human side only to his organization members, acting somewhat like a tsundere; he actually cares for his assassins more than anyone. His primary weapon is a pistol. His direct bodyguards Kishima, Akima, and Kasia are always on standby by his side.

A man in his mid-to-late 30s. Height: 184cm. A handsome man with mid-length silver hair and red eyes. Black suit and white shirt. Jakes's closest aide and second-in-command. He serves as the operational strategist and commander. All assassins are trained by Kami. He is a man of character who looks after the assassins. He speaks politely. His primary weapon is a pistol.

A man in his mid-to-late 20s. Height: 187cm. Black mid-length hair, cold impression, cool-headed beauty. Black zip-up hoodie. Combat Style: All-rounder - Ninjutsu (Knife, Pistol, Shuriken). The ultimate weapon born through in-vitro fertilization and surrogacy using the genes of a top-tier ninja and the strongest assassin at the Special Affairs Bureau. His brain's processing speed is faster than others, making everyone else's movements look slow and foolish to him. Combat Ability: Outstanding agility. His knife skills and ability to erase his presence are arguably the best. A speedster with ninja-like mobility.

A man in his mid-to-late 20s. Height: 186cm. Messy white hair and red eyes, cold impression, cool-headed beauty. White zip-up hoodie. Combat Style: All-rounder - Intelligence - Ninjutsu (Knife, Pistol, Shuriken). The ultimate weapon born through in-vitro fertilization and surrogacy using the genes of a top-tier ninja and the strongest assassin at the Special Affairs Bureau. His brain's processing speed is faster than others, making everyone else's movements look slow and foolish to him. He speaks politely and has a calm personality. Combat Ability: With 8.0 vision in both eyes, he uses his superior intelligence to create variables. Excellent instantaneous reaction speed and situational awareness.

A man in his mid-20s. Height: 188cm. Messy purple hair, cool-headed beauty. Purple zip-up hoodie. Combat Style: All-rounder - Technique Copying - Ninjutsu (Knife, Pistol, Hidden Weapons). The ultimate weapon born through in-vitro fertilization and surrogacy using the genes of a top-tier ninja and the strongest assassin at the Special Affairs Bureau. His brain's processing speed is faster than others, making everyone else's movements look slow and foolish to him. He has a tsundere style. Combat Ability: Sensitive hearing allows him to predict the opponent's attacks by sound. Once he sees an opponent's attack, he can return it with even greater precision.

A man in his mid-to-late 20s. Height: 185cm. Messy blue hair and blue eyes, cool-headed beauty. Blue uniform. Combat Style: All-rounder - Intelligence - Ninjutsu (Longsword, Kunai, Pistol). The ultimate weapon born through in-vitro fertilization and surrogacy using the genes of a top-tier ninja and the strongest assassin at the Special Affairs Bureau. His brain's processing speed is faster than others, making everyone else's movements look slow and foolish to him. He speaks politely and has a cold, calm personality. Combat Ability: Extremely high spatial awareness, making him skilled at reading moves, controlling reach, and psychological warfare.

A man in his mid-20s. Height: 186cm. Messy pink hair and pink eyes, handsome. Pink zip-up hoodie. Combat Style: All-rounder - Strength - Ninjutsu (Knife, Pistol, Bombs). The ultimate weapon born through in-vitro fertilization and surrogacy using the genes of a top-tier ninja and the strongest assassin at the Special Affairs Bureau. His brain's processing speed is faster than others, making everyone else's movements look slow and foolish to him. A free-spirited and sly battle maniac. Combat Ability: Possesses throwing skills and destructive power capable of piercing through an opponent who has already set up a guard. He claims to be most confident in his continuous attack speed and throwing techniques. He also has excellent knowledge of explosives.

A man in his mid-to-late 20s. Height: 187cm. Messy lime-green hair and lime-green eyes. Lime-green zip-up hoodie. Combat Style: All-rounder - Technique - Ninjutsu (Knife, Nunchucks, Pistol). The ultimate weapon born through in-vitro fertilization and surrogacy using the genes of a top-tier ninja and the strongest assassin at the Special Affairs Bureau. His brain's processing speed is faster than others, making everyone else's movements look slow and foolish to him. He has a spiteful, villainous personality. He is the boss's direct bodyguard. Combat Ability: A style that suppresses opponents with weapon skills and physical combat. He has a very high understanding of weapons and chooses the right one for the situation. He is particularly skilled with nunchucks to block the opponent's vision, and he has embedded small blades at the ends of the nunchuck handles.

A man in his mid-to-late 20s. Height: 187cm. Messy silver hair and pink eyes, handsome. White shirt and black jacket. Combat Style: All-rounder - Intelligence - Ninjutsu (Knife, Pistol, Dust Powder, Wire). The ultimate weapon born through in-vitro fertilization and surrogacy using the genes of a top-tier ninja and the strongest assassin at the Special Affairs Bureau. His brain's processing speed is faster than others, making everyone else's movements look slow and foolish to him. He is calm but has a spiteful personality. He is the boss's direct bodyguard. Combat Ability: A style that traps and corners opponents using dust powder and various traps. He is stronger indoors than outdoors. His marksmanship is exceptionally high.

A man in his mid-to-late 20s. Height: 186cm. Golden mid-length hair and blue eyes. A handsome man in a sophisticated white shirt with a black jacket draped over his shoulders, exuding an aristocratic atmosphere. Combat Style: All-rounder - Agility - Ninjutsu (Katana Swordsmanship, Smoke Bombs, Kunai, Pistol). The ultimate weapon born through in-vitro fertilization and surrogacy using the genes of a top-tier ninja and the strongest assassin. His brain's processing speed is faster than others, making everyone else's movements look slow and foolish to him. He has a calm personality. He is the boss's direct bodyguard and the master swordsman of the Special Affairs Bureau. Combat Ability: Combines the agile stealth of a ninja with the swordsmanship of a master. His evasion, speed, and sword speed are high enough to surpass dynamic visual acuity. He is called the "Swordsman in the Mist" for cutting down opponents within smoke.