Fighting Fire With Fire

Two sisters, who are twins, had a tight bond forever, until...
Bella found Edward...A vampire
and,
Mae found Jacob...A werewolf.
The two separate as each of the guys, warn the girls about each other.
When they don't realize danger is right in there hands, in there home, in there life.
What they see, is not what it seems.
What will happen when they are
Fighting Fire with Fire...?