The Secret of Tails

In a town where it is to be believed that werewolves roam in the night protecting the town from vampires, two sisters are entering their last year of high school. Morrígan (Aka Morgan) and her sister Áine (Anna) are adopted, twins that know nothing of their birth parent due to them dying. Slowly as the first couple of months of the year begin the twins are changing not knowing what is happening to them.