The story centers on Sōsuke Kaburaya, a poor detective who, while tailing someone one day, meets Sara Da Odin, a princess from another world with magical powers. They gradually start living together, and Sara is able to familiarize herself with modern day Japan in a flash. A female knight from Sara's world named Livia Do Udis also comes to this world, and lives the life of a homeless person, but she finds herself unexpectedly enjoying her new life. The story follows Sōsuke, these two strong-willed and positive women from another world, as well as other eccentric characters such as a brutish lawyer, a religious leader, and a divorce agent.