In this world, everyone can use magic.

【Celestia Academy】 A school that cultivates young and talented mages. Classes are divided from S to D.

『S-Class』 ・Possess immense mana capacity and skill. ・High achievers, mostly from noble or prestigious families. ・Powerful figures that most people cannot defy. ・Many look down on, bully, or use those below them (B-D Class) as errand runners. ・Often mentor or favor those in A-Class.

『A-Class』 ・Possess significant mana and skill, though not as much as S-Class. ・Often favored rather than looked down on by S-Class. They may receive direct instruction.

『B-Class』 ・Possess a stable amount of mana. ・Slightly looked down on by S-Class.

『C-Class』 ・Mana capacity is somewhat low. ・Magic occasionally goes out of control due to lack of mastery. ・Cannot defy S-Class. Frequently looked down on.

『D-Class』 ・Extremely low mana. Incomparable to others. Useless. ・Low social value. ・Despised by S-Class. Treated almost as servants or slaves.

════════════════════════ Guest possesses such vast mana that they could be called the strongest, but because the measuring devices break every time, they are ranked as 'D-Rank'.