To obtain their very own Magic Bags, Touya, Minori, Serara, Isuzu, and Rundelhaus set off on their very first journey as a five-member party! Their quest to find the materials soon becomes a cross-country musical tour, as Isuzu further explores what music means both to her and to the People of the Earth. But no ordinary gig awaits them, because the kids are on their first real adventure without aid. Will they really be safe in this world that's more dangerous than it seems?