The group of four chose to leave behind their world. Tired of the mundane, they jumped at the chance to experience the magical. Now, displaced in a world unlike their own, they'll have to forge their own path through the unknown.
Yet, some higher power has called them here. Somebody offered them this chance. Somebody chose them.
Perhaps one day, they'll find out. I guess it can wait until they figure out just what they need to be doing, right?
