"I never wanted to be born an assassin..." Mira, who was hailed as the strongest assassin, regretfully loses her life at the hands of a rival female knight. However, she awakens to find herself reincarnated as the daughter of an aristocrat, in the same world with the same name one year later...!? Mira lived a low-key life, trying not to be discovered as a former assassin, but eventually she became interested in a life of protecting people, the polar opposite of her previous life, and decided to aim to become a soldier.