She Is From The Countryside - Chapter 545

Lin ShuYi was sentenced to death by the traitorous Emperor for a treasonous crime he didn’t commit. Before drinking the poisonous wine on the execution ground, he stared up at the snow falling from the sky and said to himself, “This is for the best, I will be a cook in my next life! I miss roast chicken…”

Then he woke up inside a body of a teenager in an era completely different from his past life. After that, he meets a nice old man who owns a small restaurant. Completely lost in this new modern world, he found that the only thing that would never change, no matter where one lived, was cooking.

Thus he picked up the promise he made to himself, to be a chef in this life.

- Description from novelupdates

The Adrasia empire on the Vogel continent. There is a battle over the throne of such an empire that possesses powerful military and vast territory.With the successor undecided, the children of the emperor are vying to expand their power. However, there was one prince that everyone says will definitely not become the emperor.The seventh prince, Arnold Lakes Adler. The young man who was inferior to his younger twin brother in every way, the dull prince.Incompetent and lethargic, Arnold wastes everyday just playing around. However, behind the scenes, he is one of the only five SS-Class adventurers called ‘Silver’.Seeing the intensifying battle for the throne he decided “I don’t want to die so let’s have my little brother become the emperor…”This is the tale of absurd secret manoeuvres of the prince who is uninterested in the title of the emperor.

Hell Ghost Wang Wannian is born again, smiling and proud!
What?
Are you a soldier, will the tank drift?
You are a master, can you give birth to dragons and tigers?
You are a superman, can you call the wind thunder?
Excuse me, I am not targeting anyone, everyone in my eyes, it is rubbish!

- Description from Uukanshu (translated)

The second prince has come of age. To celebrate the advent of such an occasion, the search for a suitable bride began. My younger sister was expected to go to the Royal Palace as a candidate. However, despite this, she eloped the day before her departure. I, the older sister she left behind, looked almost exactly like her – so much that we were often mistaken for twins…

One month, right? For just one month, shall I substitute in for my sister?