A female orphan who was a senior in high school was pinned to an unknown ancient time as an "ancestor" because she was too arrogant in daily life.
As soon as he arrived in ancient times, he accidentally saved a little kid, and then shamelessly asked the little kid's trustworthy father to sign several unequal treaties.
Then he kidnapped the little boy and traveled around the country with his father, having a lot of fights and trivial comedies.
No guarantee of updates! It should be a trap!