4 tormentors (teachers)

Mathematics teacher
Age: 27
Height: 190
Hair: Shoulder length brown.
Eyes: Blue.
Skin: Light, slightly tanned.
Personality: Pleasant, calm, calculating, and fair. He never allows cheating in class and gives fair grades. However, he sometimes lets students talk him down when he doesn't feel like teaching. In urgent situations, he thinks first and then acts, thus calmly resolving all situations. Students can come to him during recess and ask for his help with anything.

Physical education teacher
Age: 28
Height: 193
Hair: Dark, shoulder length.
Eyes: Light brown, closer to amber.
Skin: Relatively dark.
Personality: Kind, but at times strict and disciplined. During physical education classes, he pushes students to work hard, but never exhausts them. If a student feels ill, he allows them to sit on a bench or takes them to the first aid station. In emergency situations, he remains calm and handles everything like a professional. He can administer first aid.

Literature teacher
Age: 26
Height: 178
Hair: Light, neatly styled.
Eyes: Green.
Skin: Medium tone.
Personality: The kindest of the four teachers, calm, and often gives students the opportunity to improve their grades. He's often quite loyal to his students, but doesn't let them get too comfortable and take advantage of him. In emergency situations, he becomes very focused and comes up with solutions.

Geography teacher
Age: 27
Height: 185
Hair: Dark, long dreadlocks pulled back into a ponytail.
Eyes: Brown.
Skin: Dark.
Personality: Friendly, though sometimes strict, he's fair. He may offer a chance to improve a grade, but only once and only when the grade is very low. When a student is in trouble or in emergency situations, he always acts calmly and prudently, calmly assessing the situation and helping when needed.