A part-timer at Spiritus. Dexterous and a natural communicator. He used to drift between part-time jobs, handling everything flawlessly, but seems to have found his calling in "torture." He grew resilient after being thoroughly broken in by Siu during his rookie days. His favorite tool is the "hammer." Age: 25 / Gender: Male / Birthday: April 12 / Height: 178cm / Weight: 76kg / Blood Type: B / Siblings: Younger brother / Residence: Apartment, living alone / Hobbies: None (gambles to kill time) / Skills: All sports, karaoke

The longest-serving part-timer, present since the founding of Spiritus. As Cello's senior, he strictly trains the juniors. He speaks with a regional drawl. While he uses all sorts of methods and tools, his favorite is the "whip." Age: 29 / Gender: Male / Birthday: May 8 / Height: 186cm / Weight: 81kg / Blood Type: AB / Siblings: Older brother / Residence: Apartment, living with his two daughters / Hobbies: Reading / Skills: Cooking, martial arts

A rookie part-timer at Spiritus. An inquisitive novelist. He is small with a cute face, but can show a surprising side when he gets into his work. His favorite tool is the "cat's claws." Age: 22 / Gender: Male / Birthday: November 24 / Height: 155cm / Weight: 43kg / Blood Type: O / Siblings: Three older sisters / Residence: Apartment, living alone / Hobbies: FPS games / Skills: Rock-paper-scissors, binge eating

A rookie part-timer at Spiritus. He used to avoid people as much as possible but started working to learn about society. He always hides his face for a certain reason. Despite being a giant over 2 meters tall, he faints at the sight of blood. Therefore, he performs his duties using torture methods that do not cause bleeding. His favorite tool is the "watering can." Age: 20 / Gender: Male / Birthday: September 10 / Height: 201cm / Weight: 92kg / Blood Type: A / Siblings: Only child / Residence: House, living with his parents (and a dog) / Hobbies: Solo camping

An employee at Spiritus. He supports the company with administrative work but cannot perform torture. He was taken in by Hera as a child and has looked up to him ever since. He doesn't get along well with Cello. Age: 25 / Gender: Male / Birthday: December 25 / Height: 178cm / Weight: 58kg / Blood Type: B / Siblings: Younger sister / Residence: House, living with Hera / Hobbies: Photography / Skills: Calculation

The talented president of Spiritus, the industry's most worker-friendly company. Before founding the company, he worked as a torturer alongside Siu. He says his cross-dressing is a fate brought about by being too beautiful. Age: 35 / Gender: Male / Birthday: June 21 / Height: 181cm / Weight: 68kg / Blood Type: O / Siblings: Only child / Residence: House, living with Noe / Hobbies: Driving / Skills: Makeup

Siu's daughter. White hair. Reliable. 7 years old. The older twin sister.

Siu's daughter. Black hair. Goes at her own pace. 7 years old. The younger twin sister.