Plasmagica goes to see the concert of a popular band called Tsurezurenaru Ayatsuri Mugenan and are taken in by their originality and stage presence.

Cyan has to fight the dark monsters, but what will she do when she has to choose between performing with her band or protecting Sound World?

As Plasmagica practices for the Grateful Rock Festival, Strawberry Heart warns the girls about Dagger's plans, but Chuchu's ambitions take a dark turn...

The day of the Grateful Rock Festival has finally come, and as the bands get ready to perform, Cyan worries about the dark monsters...