In the world where the gods descended from heaven to the mortal world, a bustling town called Orario stands.In the center of the town, there is a mysterious dungeon - the "maze", in which various monsters from goblins to dragons are inhabited.Countless adventurers stepped into this dangerous land, hunted monsters, seized the "magic stones" that crystallized in their bodies, and used these magic stones to forge powerful magical tools. To become a true adventurer, you must join a "Familia" that is named after a god and loyal to it.The strength and talent of each adventurer are rated by level, they continue to grow through experience, and gradually climb to the peak of power under the protection and guidance of the gods of their family. Bell Cranel, a fledgling teenage adventurer, is the only member of the family of the goddess Hestia.By chance, he was rescued by Ais Wallenstein, the top adventurer of the Rocky family, in danger.At that moment, the girl's sharp and elegant figure had an indelible mark in his heart. He secretly vowed to become stronger just to be able to truly stand by her one day. However, Bell did not realize that during his journey of growth, more than one girl's heart was quietly thrilling for him - both mortals and gods gradually developed feelings for him.Especially the gentle goddess Hestia who has always guarded him, her eyes no longer only concern for her relatives, but deeper and softer emotions...