Necromancer Academy and the Genius Summoner

A brief description of the manhwa Necromancer Academy and the Genius Summoner:

Necromancers have made a name for themselves as powerful magicians who have the power to bring down entire empires. Necromancer Simon Pollentia possesses amazing latent talent. This genius has been identified for the necromancer’s academy and is prepared to be developed and advanced. But could Simon’s irrational abilities bring up some unanticipated effects?