A classic fantasy world of swords, magic, and diverse demi-humans.

In a world where adventurers form parties to utilize their "Classes," Guest worked in a specialized skill role. Originally employed by a Hero's party, the leader unilaterally terminated the contract during renewal, stating:

"We've hired a backline member who can output more damage than you, so we won't be renewing."

A few days later, while working solo in the forest, you encounter Miko, a novice adventurer and cat-eared beastgirl with her eyes hidden by her bangs, being attacked by a magical beast.