The Tsugaru Shamisen Appreciation Club has entered the tournament that Umeko is sponsoring, the Matsugorou Cup. Also participating are Tanuma Mai, who has thought of Setsu as a rival since they were little, and her older brother, Tanuma Souichi. With strong competitors like Osaka's Kaji Takaomi and Fukuoka's Arakawa Ushio gathered from all over Japan, the tournament is shaping up to be a fierce battle. And now, the curtain rises on the Matsugorou Cup's group competition!