Don't do any research, it's initially determined to be quick travel. The story is just like what you read in the title. It doesn't make sense to us Mary Sues. Don't like to order fork.
False update
Officially updated on June 10th
Ordinary people, ordinary novels, ordinary writing style, thank you for reading.
The first world: Wanting to inherit the crown (the ideas come from the successors, the story background can be temporarily substituted.)