Sekai-ichi Hatsukoi

Kalina Adnan was thrown into another world when she wore a necklace given to her by her future mother-in-law. In a Nigella kingdom where demons and humans coexist alongside fortune tellers and witches. Surrounded by handsome demons and a myriad of royal political problems. Help reveal the evil of the black magic clan. Take on the role of a great power targeted by many. The chosen demon bride, the perfect vessel for Aurora's jewels. Will Kalina be able to return to the future or choose to stay in the Nigella Kingdom?