If I am promised to the princess, then I will fight for her sake. In 1939 C.E., the imperialist nation of Germania invaded a neighboring country. All at once, that war spread throughout Europe, and the era was dragged into a spiral of a great war. Then, in 1940, Germania's attack turned towards the Principality of Eylstadt, a small Alps country abundant with beautiful water and greenery.
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Starring Himika Akaneya, Saori Hayami, Yoshimasa Hosoya, Kana Hanazawa, Junichi Suwabe, Aya Uchida, Daisuke Hirakawa, Koji Yusa, KENN, Ryotaro Okiayu