Some kind of global catastrophe results in magic working. So now there are wizards, rangers (shape changers), and elf looking people. A remotely posted squad must fight mercenaries equipped with sci-fi technology and magic to find their missing commander.
(Source: Crazy's Manga)

Vampires rule the night taking the blood of those they desire. Humanity's only chance of defeating them is to restore the long lost Original Werewolf. Join in the fight between werewolves and vampires to save humanity, to save the world.

Gangryong is a high schooler unlike others. He has always had a dream of being the strongest. One day he meets Youcheon, who teaches him a powerful skill. One year later, people come to see him and announce that his "master" is dead. Because he was his only student, Gangryong has to follow them and go to a school where everybody has supernatural powers to fight.