"why can't you just leave!" "I'll die!" He shook his head "that's not even true." "but it is. Everyone has a purpose, and mine is protection." Sienna and Starleise are a different kind of people. Kind of like angels, they are invincible, and they never die unless they do not do what they are created for. Then they fade, and just, disappear. The two girls go into the human world to find their purpose, only they get seen. Several people are accusing them of being witches, and so they have a lot to hide from. And a lot to hide.