I Inherited the Demon King's Legacy

[No idea, this article will be updated later] College student Ji Mian suddenly received a notice one day that his seventh uncle's second cousin's eldest nephew had died, leaving the throne for him to inherit. Ji Mian: suddenly rich. Jpg The steward told him that in addition to the throne, he would also receive the following inheritance: A kingdom that cannot be found on the map, a gloomy old castle that has been in disrepair, a group of strange people, a saint of light locked in a dungeon... And the war between the demons and the human world that lasted for thousands of years. Ji Mian: "... Stop it! Can I give up my seat to someone else?" Butler: "I'm afraid not, my dear Majesty." "Why?" "They have all been killed by the light camp, and you are the last heir." … [Congratulations on activating the title: Successor of the Demon King] [Novice mission: The Holy See of Light is approaching the royal city, please stick to your position and defend the demon world! [Enemy forces: 99999+; Our forces: 5; Our winning rate: 0.1%; It is recommended to escape] Ji Mian:? ? ? Why are you playing with me? He felt that this so-called demon clan was just a broken ship and would be finished sooner or later. If he wanted to live longer, he had to find another way out. For example, it would be good to change your name and become a mage in the Holy See of Light. If you can kill the current pope and successfully ascend to the throne, it can be regarded as a curve to save the country. *No CP, the protagonist focuses on his career and has no love. * Mainly Western fantasy, with magic, knights and various strange races appearing *Please do not substitute the plot of the novel into reality. Complying with laws and regulations starts with me. *Peaceful communication, no special notice is required for abandoning the article Intention: Have the courage to take on one's own responsibilities