Flashback: The husband and wife meet, she thinks he is absolutely amazing. Shortly after, he moves in with her.
The husband has a curse that runs in his blood. Every time the moon came up and the sky turned dark, the husband changed into a different form. The wife started noticing changes in him and his behavior.
Just out hunting, its no big deal.
Where have you been?
One night, the daughter found the husband when he was in human form. She is petrified and the husband plays it off as if she is having a nightmare.
It was just a nightmare, calm down.
MAKE IT GO AWAY!
What happened? What's wrong?
The husband turns into a human but gets discovered. The wife gets very defensive and goes after the husband.
The wife calls out for the wolf pack. The wife's sister jumps up and bites him which results in him dying.
The wolf pack runs back into the safeness of the dark. The harmful one is no more.