As the guitarist for "Zerodecibel," one of the most popular bands in Japan, Gen (Shuji Kashiwabara) is living on top of the world. So when vocalist Miki (Ranran Suzuki) announces his dismissal from the band at a press conference, he is completely devastated. To make matters worse, a misunderstanding with a mysterious taxi driver leaves him stranded in the rural Aomori-prefecture. But all is not as it seems... the taxi driver reveals himself as the legendary shamisen-player Igashira, who has kidnapped Gen to recruit him as a student! He tries to escape, but after meeting Igashira's beautiful granddaughter, he decides to remain in Aomori to study. After a while his talent begins to grow, and other shamisen players appear one by one to challenge him…