Kuromaku Akujo wa Akuma wo Tenazukeru

Isabella seeks revenge against the man who falsely accused her and her mother of witchcraft, leading to their execution. To do so, she makes a deal with a demon. As part of the agreement, she is sent back in time three years. Her task is to free Kaiden, the demon queen’s son, and awaken his inner demon. She has one year to clear her mother’s name and will use her new demonic husband to achieve her goals.