Croix, who works as a lumberjack in a remote village, spends peaceful days with his beautiful wife, Wiel, and his only son, Alka. One day, Alluka receives an oracle that he is the only one who can defeat the Demon King, the "Hero", and together with his fiancé Saya, he sets out on a journey to subjugate the Demon King... I spent my days as a lumberjack with pride. However, one day, three years after receiving the oracle, Saya returned to the village in tatters. From Saya's mouth, Alluka is flickering her authority as a hero, and is told that she does whatever she pleases without saving the world... to wake up her stupid son. Hit me with your strongest fist!!