After years of hard work, after eating instant noodles for N years, after learning how to read people's glances, flattery, etc., A hard-working young man finally saved enough money to buy a building. When he was drinking to celebrate in the evening, he burped at home due to excessive drinking. After meeting the God of Death, he realized that he had mistaken the wrong person, so he had to travel through time in order to return to the real world.