My happy marriage, 3

Miyo Saimori was born without extraordinary abilities into a family where supernatural powers are inherited. Disowned by her family, she is betrothed to the head of the Kudô family, a cold and ruthless man, according to rumors. Seeing that Miyo is completely different from what is expected of a young lady from such a prestigious family, Kiyoka Kudô begins to show interest in her. This provokes jealousy from her stepsister, who kidnaps Miyo to demand that she annul the marriage and exchange places with her. Kiyoka, however, uses her powers to save Miyo...