Trda, akcijska kriminalna drama, postavljena v čas, ko je v drugi polovici 19. stoletju potekala brutalna vojna med tolpami Tong v kitajski četrti San Francisca. Serija spremlja Ah Sahma, čudežnega dečka borilnih veščin, ki se v nejasnih okoliščinah priseli iz Kitajske v San Francisco in postane plačanec za najmočnejši tong kitajske četrti.
During a concert by idol group Zwei Wing, an alien force known as the Noise attack the stage. Group members Tsubasa Kazanari and Kanade Amou suppress the attack using their Symphogear armor, but despite their best efforts, innocent bystander Hibiki Tachibana is fatally injured. Distraught and much to Tsubasa's dismay, Kanade sacrifices herself in the process to save Hibiki.
Two years later, Hibiki lives on. Tsubasa now fights alone. With the threat of the Noise increasing, Hibiki finds herself encountering the Noise once again but this time she is granted a chance to become attuned with the same Symphogear that Kanade wielded.
A woman steps into an odd machine and becomes... a chicken nugget?! Now, it's up to her father and admirer to embark on a zany quest to bring her back.
Gogo Matsumoto an 11-year old aloof martial arts prodigy, along with her half-demon older sister; Nono, her mama; Mama, and her cool pet frog; Coolfrog, competes in a martial arts tournament pitting humans against demons from another realm