I Became the Father of a Hero Raising Game!

Sung Do-yoon, an ordinary elementary school teacher, is suddenly transported to the world of "Heart-Pounding Hero Raising," a legendary trash game that took him two years to complete. There, the goddess who summoned him tells him that he is the only human to have successfully achieved the game's true ending, and asks him to take on the role of guardian for a young hero. However... * “…So, if what you're saying is true… to save the world, my son—and I mean a real child, not a game character—has to suffer through various part-time jobs and lessons every single night until 10 PM starting from elementary school?” “That is correct.” “And after that, he has to go alone into the dangerous Demon...