Is It Odd That I Became An Adventurer Even If I Graduated From The Witchcraft Institute?

Having graduated from the prestigious Witchcraft Institute at the top of his class, no job is out of reach for William Glenford. But William dreams of only one thing: adventures. Finding companions in a guild with a party of girls including a cleric, a martial artist and a beastman catgirl, and being ranked the lowest at the entry level, they immediately begin noticing that he's grossly overqualified for his role... And that this mage may not be a mere "mage", but a full-fledged wizard.