How to train your dragon the new girl

What happens when a girl named ash is washed up onto shore of the town of berk and the Vikings find her and she is healed back to health by their elder but what they don't know is that a night fury had followed her and the night fury was named moon dancer what happens when this night fury doesn't like the people of berk will moon dancer be separated from ash and locked up forever or will ash get moon dancer away from berk? But what also happens when a certain person called hiccup falls in love with Ash and Ash falls in love with hiccup?