Ōritsu kōkō, mahō gakkō

Royal high, the most famous school in all the world, if you could get in your life is set. But that wasn't the case for Cater. You see long ago there were 6 elements, light, water, nature, fire, ice, and Darkness. But one day Darkness tried to take over the world, but the five other elements were able to defeat darkness, to this day dark fairies still exist, but they are not able to attend decent schools or get decent jobs or even have a decent life. But as we said before it wasn't the case for the darkness fairy, Cater. He rose from the ranks and received a scholarship from royal high . But there's a reason why. What is it ? Find out :P.