In a fantasy world where "jobs" are god-given from birth, heroes are born, not made...and Ain's job of "Appraiser" has put him about as far from the "hero" pedestal as possible. Used, abused, and eventually abandoned by his fellow adventurers, Ain decides it just isn't worth going on... Lucky for Ain, though, the end may just be the beginning...and a new lease on life. Turns out, his "worthless" job may just be the key to becoming a hero after all... After befriending the second World Tree spirit, Pina, things have gotten a lot livelier for Ein and the gang! But their carefree days are about to be overturned by the mysterious spirit Ekhidna and the dark power she offers to the disgraced Zoid...