Angels and Demons

In a world where the things that go bump in the dark, a young girl lost her parents. She avenges them by going on a journey to kill very last monster. But something bigger is coming. With her best friend and a her best friend's cousin, a boy she has only recently met, they fight together. But what will Alex do to save her friends, Mackenzie and Christian? Will she go to the ends of the earth to recover her once loving and happy family? Follow Alex, Mackenzie, and Christian as they try to save their world and themselves. (Slightly based off of Supernatural)