The time is a different world, the Warring States Period---when she hugged a young child who was caught up in a battle and nearly died, something awakened within her. Rui, who was living in a poor farming village, discovers that she has been reborn as a legendary "Divine Power Doctor" with healing powers. Her abilities are recognized and she becomes the adopted daughter of Toudou feudal lord in the Land of Tatsumi. ......? Remembering her previous life as a mourning woman, Rui vows to take advantage of her position and make a happy fiancée in this life. A high tension love comedy about a mourning woman reincarnated in another world, is about to begin!