Shumerman is the Führer of the Althea Marshal Force, the Special Duty Unit
Shumerman was once the instructor of the 13th Special Military Forces School in 300 years ago, he is the one who suggested and created the "Non Killing Army" to A-Class and the most trusted instructor person to the A-Class. Shumerman transfers a lot of his power and sword to Licht so he is having the Red Baron's power and able to save the school from the enemy in the war.
A few years after the war was started, along with other instructor was order the Red Barons to collect 7 Ballots to stop the war, but in the end was causing the world in Abyss and under their control.
