Calliope is starting a new life in a new country. Now she must prepare for war. Calliope has escaped the Kershian Empire, but she isn't safe yet. The empire plans to retake Sombu and conquer the entire continent. Llathia, the engine smith is working to build an airship to rival the empire's. Calliope wants to help, but llathia doesn't want to lose the project. As war rapidly approaches the two women will have to work together to be ready...