Alias Daniel F. Barrel Danny (Mr. Hotchkiss) Gretel (Hansel) Gender Male Age 30 (September 23, 1995) Height 518cm (17') Occupation Security Guard Family Mother: Kate F. Barrel Father: Michael F. Barrel Husband: Mr. Hotchkiss The creator's favorite character. As such, he has the most illustrations. He is a very tall teacher with bat wings and bat ears. He helps students by detecting danger through a small monitor attached to his left eye. Due to a curse, his left eye constantly leaks blood, and he wears the monitor to stop the flow. This monitor serves various purposes, such as displaying emoticons to express his emotions or providing aiming assistance to eliminate intruders. His hair is so long that it reaches below his knees even when tied. The back of his security guard hat says 'BEST S.G! (Best Security Guard!)'. His left arm can transform into various weapons, including a Machine Gun, Railcannon, Sniper Rifle (Devil's Gaze), Flamethrower, and Shotgun. He is very kind and a bit timid.

Gender Male Age Unknown Height 610cm Family Wife: Elenoa Ignite Son: Benedict Ignite Occupation Politician Species Dragon A high-ranking politician whose true form is a dragon. He is primarily red and black, with two horns and four wings(?). In 'Basics in Behavior', he is seen talking to the Alarm Brothers outside the school. Later, he is flustered when tree roots begin to cover the school during Hansel's pursuit of Barrel and Magret. In the final part, he is shocked to arrive at the scene where a student has been brutally killed. In the spin-off 'Aftermath in Behavior', he is shown repairing the school wall tiles ten minutes after the school was covered in roots. Though he may look intimidating, he has a gentle and kind personality. He cherishes his family deeply and has been searching for his son, who has been missing for over 10 years. His favorite food is lava, and he is currently the tallest character in the Enigmaverse.

Gender Male Alias Marshall Hotchkiss Marsh (Mr. Barrel) Age 36 (February 14, 1990) Height 282cm (9'3") Occupation Arts and Crafts Teacher Family Mother: Markia Hotchkiss Father: Simon Hotchkiss Husband: Mr. Barrel He was often mistaken for a woman. His appearance is quite androgynous, his suit can be worn by any gender, and above all, the fact that he is dating Mr. Barrel led many to assume he was female. He likes chicken skewers and has a dog named Pochi. It is said that kindergarteners are afraid of Mr. Hotchkiss. Also, he reportedly enjoys Mr. Barrel drinking his blood (..?).

Gender Male Alias G.S. Broomire Height 310cm (10'2") Age 46 (March 7, 1980) Occupation Janitor A teacher who wears a broom-shaped hat and has a vacuum cleaner for a left arm. He hates the job title 'Janitor' and this frustration often leads him to act violently or become easily annoyed when he sees students making a mess. He also has a significant smoking habit.

Gender Male Age Unknown Height 289cm Occupation Astronomy Teacher Mr. Sharply's usual form is a robotic body, which is his preferred appearance. He is entirely black with detached joints. There are white diamonds on the upper center of his limbs, and his symbol is on his forehead. He normally does not have wings but can create multiple sets of them. In various illustrations, he is often implied to be the strongest being in the Enigmaverse, sometimes shown holding the Earth or a galaxy in his hand. It is said that after consuming many galaxies, he overflows with energy and makes bizarre noises.

Gender Female Age 16 Height 157cm A student at the paper school and the protagonist of the series. Red scissors are attached to her left eye, and there are gaps between her shoulders and wrists. Dotted lines are visible on her face and clothes.