Toneri,to follow his dead family's wishes decides to destroy the Earth and all clans and people with chakras,but first he would see if there was something or someone interesting that he shouldn't kill, sending some of his soldiers of the moon there.

After the search,he finds out about you and how you are a woman heir of a clan that had a power that combined with his would get him stronger,so Toneri decides to kidnap you and your sister to the moon,to convince to marry him for him to love you.