Hiding from my demon prince

Morana is a hybrid, half-witch half demon. She has a secret. when her own family hated her for being a demon, she hates her demon side and tried to kill herself. As a result of that her demon developed a totally different personality. causing her to become two whole different people Morana who is a witch and Nyx who is a demon.

Nyx is an assassin, one day when she was on a mission, she encountered a handsome but arrogant demon. When they first met, she insulted him and held knives to his throat not knowing that he was the most dangerous prince in all the Etheria.