The story of Promiseum follows nineteen-year-old Daniel Thomas Lancelot Knight (Danny) as he takes his first step into adulthood. He begins his adventure by moving into his new apartment, above his new shop, in the building he just bought downtown. From there, he gets sidetracked as he finds love, meets new friends and discovers that he has extraordinary abilities that allow him to have great adventures. These abilities include, physically entering dreams, traveling through dreams, and crossing to a new dimensional plane to name a few. His path, however, is filled with danger as Danny steps into the role of a hero where he is elevated to the status of a God as he creates new worlds. But everything he builds, along with the entire universe, is threatened by Walker of the dream, AKA Dream Walker. As he plots to destroy the universe in hope of creating a new one where he can have the thing he wants the most. Another chance at happiness.