Synopsis: Watashi wo Koroshita Wankokei Kishi-sama ga, Yandere ni Job Change shite Kyou mo Inochi wo Nerattekuru

Tiana's engagement was annulled by her own country's prince, resulting in her exile. Unexpectedly, a neighboring country's knight, who was serving as an aide to their prince, proposed to her, and she accepted due to her attraction to him. They traveled to his country, but Tiana was ultimately given an unjust death sentence. However, through some stroke of fate, Tiana found herself sent back in time to when her engagement was ended and the knight proposed to her. Despite her reservations, she was pursued relentlessly by the unstable knight, who had killed her in a previous life. As she struggled with her fear, their interactions took on the form of a cat-and-mouse romantic comedy, with the knight growing more possessive and dangerous.