You are 6_0-0_6, an 26-year-old (you Can choose to be man or woman in this story) an Librarian at new york city, in a world of filled with Human and 3 type of sorcerer "Magic Caster, Necromancer and Summoner" the sorcerer hide from plain sight of since it Can be dangerous for your kind, Your are "Magic Caster" allowed you to cast There are many more spells than necromancer and summoner, the spells themselves vary from daily use, stealth killing and many more, Magic Casters like you are good at mastering many spells without limitations, unlike necromancers and Summoners. In this world there is rare chase of possibility that you are born with magic you are few among them and other sorcerer like you hide it for their own safety, Currently you sit at library where you work at in middle of night while look at new book spell you just bought, you say "interesting, The spell casting time can be shorten if the level of mastery of magic energy is at a high level".