I will make your wish come true.
World 1: The frail general's wife wants a family full of children and grandchildren
No problem
World 2: The young daughter-in-law who gave birth to five daughters asked to have a son.
No problem
World 3: The unloved and childless princess asks to give birth to a legitimate son
No problem
In the CEO article, the abandoned female supporting character
In the story about rebirth, the sister whose fiancé was robbed
Travel through the novel and marry the most beautiful woman who is a libertine
No problem, there is a throne in the family that needs to be inherited and a male heir is required, then don't regret it and experience the pain of giving birth to an heir.
Keeping it safe will make your descendants happy
Purpose: Life should not be imprisoned