As the all-girl band Poppin’Party continues to rise in fame, they find a poster for an event at the legendary Nippon Budoukan. Now determined to participate in the BanG Dream, Kasumi Toyama and the other members of Poppin’Party aim to reach new heights and prove their worth by performing on that renowned stage. Meanwhile, rival band RAISE A SUILEN dreams of changing the world with the strongest music, but finds itself in dire straits without a guitarist. Though dozens of potential candidates audition for the role, band leader CHU² believes them to be amateurs and unsuitable for the band. However, there may be one guitarist that lives up to CHU²’s high standards. BanG Dream! 3rd Season features multiple all-girl bands, including Poppin’Party, Afterglow, Pastel*Palettes, Roselia, Hello Happy World!, and now RAISE A SUILEN, as they work to astound fans throughout Japan with their spectacular performances. As the BanG Dream competition draws near, the band members are prepared to captivate audiences with their heartfelt music!

Two special episodes featuring a violin rock band, Morfonica.

The second season of the mini series starring the girls of BanG Dream!

Fourteen-year-old Yukio Koyuki Tanaka is a dispirited young boy with no goals in life. However, this all changes when Koyuki saves a strange-looking dog named Beck from being harassed by a group of local kids. The dog's owner, 16-year-old Ryuusuke Ray Minami, is an emerging guitarist and the former member of a popular rock band. After Koyuki meets Ray again in a diner, the older boy leads him to his former band's meeting place and dazzles Koyuki with his amazing guitar skills. Slowly becoming interested in the glamour of western rock culture, Koyuki decides to start playing the guitar while helping Ray achieve his dream of leading the ultimate rock band. Together with Ray's younger sister Maho and a few other members, the two boys launch their career into the world of rock by forming a band called BECK. Beck follows the group's struggles and successes as they spread their fame across Japan.