A story which connects between two popular JRPG, Tales of Xillia and Tales of Xillia 2.

After the destruction of the Shell which separates the two worlds, Rieze Maxia and Elenpios has come together as one. However, due to the difference in cultures and ideology, the people of the two worlds find difficulty in living together in the united world. This manga mainly focuses on Jude Mathis, a Rieze Maxian medical graduate heading out to work on his research in Elenpios to solve the environmental problem of the world of machinery, and Alvin, a former Elenpian mercenary who is about to start his new life as a trade person, during that one year between the story of Tales of Xillia and Tales of Xillia 2.