Sennousare Kaketeita Akuyaku Reijou desu ga Ie de wo Ketsui Shimashita.

“Wait… have I been reincarnated?!” One day, Marianna suddenly realizes that the world she’s living in is the same one from a novel she read in her past life, and that she herself is the villainess destined for condemnation. Her downfall is already set in stone, and the story has entered its final stages! With no time left to change her fate, Marianna decides to leave home in order to escape her father, who has been manipulating her with the command, “Become crown prince Alexis’s crown princess,” the very cause of her future condemnation. At last, she believes she may be able to avoid her doom… But then— “Marianna, you are my fiancée, after all.” For some reason, Crown Prince Alexis begins relentlessly pursuing her just when she thought she was finally safe from condemnation…?!