She is the dark night who manages the darkness. Under her ruthless appearance without much expression, she is more affectionate than anyone else...
She is the angel of tomorrow who rules the day, illuminating the darkness and bringing morning...
And she and she are good half-sisters...
The supposedly peaceful life has undergone earth-shaking changes as certain secrets unfold, and everything is caught off guard...
When they met them, who melted the frozen heart in the dark night, and for whom the angels risked their lives tomorrow.
What are the unknown entanglements and secrets between angels, demons, and the vampire clan?