The Main Character

These people live in a village.
But these people have a secret.
Their village is not find-able on the week before the full moon, and for a good reason.
In this village there are werewolves.
The three nights of every full moon everyone transforms into a werewolf.
In this form you have a new name and new look.
Also, all month long they are able to just turn into normal wolves.
When the three days of full moons ends, everyone is just happy humans again.
But how do these people survive? Being werewolves, humans, and wolf transformers?
Are any of them secretly different?
Read this book to find out!