A young alien girl living on a planet with a highly advanced technological civilization tries to understand why there is so little happiness in the world.
The story of Promiseum follows Daniel Knight (Danny) as he accomplishes his dreams, and then creates a new world only to have them, along with the universe, threatened by Walker of the dream (Dream Walker). Danny as to act fast and discover his connection to Dream Walker, so that he can save everything that he loves, and the entire universe from total destruction.