Join Sumisora Tsubasa as she embarks on her new role as an A&R at Gandala Music, a top record company. Assigned to oversee the idol unit 'B-PROJECT,' consisting of the groups 'Kitakore,' 'THRIVE,' and 'MooNs,' Tsubasa grapples with the challenges and mishaps that come with her inexperience. Amidst the chaos, she must navigate the unique personalities of the ten diverse boys and strive to succeed in this ambitious endeavor.