Lan Keya and Su Mengying, two girls who looked exactly the same, were not actually twins. They were just alike and had no blood relationship. However, Lan's enemies told Su Mengying that she was Lan Keya's twin sister. It was Lan Keya who had taken away the happiness that belonged to her. So she was overwhelmed by hatred and vowed to replace everything Lan Keya had. The hurt Lan Keya plus the original Ben's cancer, she only had 100 days left. Fortunately, Chenxi, who had always loved her, was the prince of the vampire clan. He used his own blood to save her, but Lan Keya became a new vampire, and her originally pure and transparent purple pupils turned into dark red. Although everything was so tragic, her cold character and heart gradually melted because of love...