The Normal guy is a generally calm and instrospective guy who doesn't get into fights and fits in well with everyone else but may be a little too strict sometimes. A student can be a normal guy if he follows up with his schedule.
The normal guy is the one just walking down the street, dressed in a suit coming back to work. His peers may find him a little too strict and for the normal guy he is just fitting in despite not needing to be too strict on some small things. The normal guy can be best described as Lawful Neutral, follower, or simply low-profile.