Manga by author Yamaguchi Satoru

.Katarina Claes, the eight-year-old daughter of a duke, recovered her past memories when she was hit on the head by a rock. In a feverish nightmare, in which the prince's fiancee was determined, she have realized that this exactly like an otome game from her previous life.So, she have turned into a villain that interferes with the romance of capture targetsif the heroine got a happy end, Katarina would be exiled, but if the heroine got a bad end, Katarina would be killed.With no happy ending waiting for her at the end of the road, Katarina somehow have to avoid destruction and reach old age peacefully!(Source: Novel Updates, edited)

I recovered my past memories when I was hit on the head by a rock. I am Katarina Claes, the eight year old daughter of the duke. In a feverish nightmare, in which the princes fiancee was determined, I have realized that this is the otome game from the previous life. Also, I have turned into the villainess that interfered with the romance of the capture targets If the heroine got a happy end, I would be exiled, while if she got a bad end, I would be killed by the capture target I have no happy end!? Why is it only bad!? Somehow I have to avoid the destruction end, and reach old age peacefully!!

As she was busy bullying the honour student with the power of light magic, Maria Campbell, along with her friends, the fifteen-year-old daughter of a Duke Katarina Claes suddenly hit her head and remembered her previous life.Thanks to those memories, Katarina realized that she was actually the villainess of an otome game that she had played in her previous life, with a struggle to avoid the destruction flags that would lead to her doom awaiting her...Except, there's not even a year left before her destruction end!? The story of Katarina, who is on the verge of her demise, begins now...!