In the year 2067, the Var syndrome, which is a destructive disorder caused by losing one's self and going berserk, is spreading around the galaxies at the border of the Milky Way. The interstellar complex corporation, aware of the seriousness of the situation, combines the girls' "tactical music group Walküre" with the "Valkyrie Unit" to carry out joint operations in order to calm the symptoms. Meanwhile, the "mysterious Valkyrie Unit" called the "Kingdom of the Wind" called the "Knights of the Sky" begins to move. In the intertwining of the mystery of the "heritage of primitive civilization", a story of passionate love and friendship that transcends the galaxy begins. The news of the production of the new "Macross" animation "Macross Δ" was announced in October 2014. The title was officially confirmed in September 2015, and a production announcement was held on October 29 of the same year, and a special program was broadcast on December 31.