The Ancient Magic Only I Can Use ~The Magic I Was Exiled For, Unable to Even Use the Basics, Was Actually the Legendary Magic Lost 10,000 Years Ago~

Synopsis

Orion, a mage who had been hiding his ability to use special magic by restraining his power, is finally expelled from the Hero’s Party. Thinking he might as well thoroughly investigate the magic he can use— Just then, he happens to save a girl named Alice, who is known as a genius mage. Overwhelmed by the magic Orion unleashed while helping her, Alice begs to become his disciple. And so begins Orion’s new life, conducting magical research and fulfilling guild requests alongside Alice.