My Family Is Indeed a Royal Family, and There Is a Kingdom

The protagonist is hit when going out, and his soul flies to a parallel world. Chen Xu, who received nine years of compulsory education, suddenly passed away due to the sudden death of the former king's grandfather. According to his parents' instructions, he inherited this island country with a somewhat decadent feudal monarchy. What changes will that bring to the world? This world will surely become more interesting. PS: There is a system. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.