In his previous life, he was a little flower, but because of her blood, he survived and became the demon king.
She is a demon, but she was designed to marry him.
In the end, both demons and demons were defeated and injured, and he killed her with his own hands.
In this life, she returned to him as a half-demon, and he vowed to keep her safe.
The remnants of the demon clan and the betrayal of the demon clan are between them
...
Will they fall in love with each other or kill each other...