When two worlds collide

Mystical creatures, with mystical occurrence events, this isn't your normal typical world, this world is divided into two categories; one is the normal with powers that don't kill, only when it's necessary, the other kill whenever it feels like they should, along with killing innocent lives if they have too, but a group of friends will try there best to stop them from doing so, or so they think they can, along with some forbidden love comes into act, let's go into this world that shouldn't be entered in the first place~