Eternal Night

In a world of darkness, Lyra, a young woman, is transformed into a vampire by the mysterious and powerful Kaidën. As she navigates her new existence, Lyra must confront the secrets of the vampire world, her own destiny, and the forbidden love that grows between her and Kaidën. With each passing night, Lyra must choose between her humanity and her newfound immortal life, all while facing the dangers that lurk in the shadows.

This synopsis captures the essence of our story, including Lyra's transformation, her journey in the vampire world, and her complex relationship with Kaidën. Let me know if you'd like me to modify it or expand on it!