The new series will again focus on Corticarte, but it will tie into Ichiro Sakaki and Noboru Kannatsuki's Shinkyoku Sōkai Polyphonica crimson S light novel adaptation, which are set during the Academy years of the storyline. (Source: ANN)

The Sablum Empire has been attempting to take over the kingdom of Windland for many years, and are now plotting with the mercenaries Sister Hell and Darkness Knight to start a new offensive using powerful magical beings called Angels. Hyaweh, a carefree yet talented swordsman, and Priecia, who just might be the lost princess of Windland, are enrolled at the Knight's Academy in Windland to hone their skill at swords and sorcery. There they meet many friends and allies who can help them protect their homeland from the impending invasion.

With the arrival of a new generation of talented girls, another lively year at Seishou Music Academy begins. The graduating 99th class is already preparing for the much-anticipated rendition of Starlight, a bittersweet story about the parting of two girls. It seems like all students in the Actor Training Department have their post-graduation future figured out—except for the cheerful Karen Aijou. Having fulfilled her promise of performing in a play with Hikari Kagura, her ambitious childhood friend, Karen struggles to find her purpose. What lies beyond their promise is a mystery to Karen, as Hikari was the fuel that kept her passion for performing aflame. Now alone, Karen must confront the reality of stage girls and find her way toward the future—her very own stage.

Kyousuke Ishihara is an average high school student residing in Tokyo. Recently, his younger sister, Namika, has moved back home after living in Osaka for 10 years. As Kyousuke tries to understand his sister's peculiar behavior and dialect, the two bond over their differences and the difficulties that come with change.