"Intra Muros" is a famous novel by the American writer Rebecca Ruther Springer, who became famous for her work in the field of religious literature. The book tells the story of a spiritual visitation experience in which the author, Mrs. Woodward, is in a state of clinical mortal danger and experiences a spectacular vision of the Living Christ. In this work, Rebecca Ruther Springer skillfully describes the world of the higher spheres, revealing to the reader the secrets of the spiritual world and showing us faith in Life after death. "Intra Muros" is not only a literary masterpiece, but also a source of hope and faith for those who seek answers to the eternal questions of life and death.