Anastasia, a count's daughter who was mistreated by her family and died an unfortunate death. However, instead of dying, she was returned to her childhood.

This time she wants to live happily!　

In order to grasp her freedom, she uses her knowledge of the future to confront the corrupt aristocratic society. With the mysterious merchant Kai and a group of mercenaries with a sad past as her friends, her activities develop into a major incident that changes the country.

The story of a young woman who refuses to give up begins!