On a usual summer day, Hana and Doona head to a rock festival. Unable to afford tickets, they build a tower with odds and ends to catch a glimpse of the stage. Meanwhile, in the cosmos, a supernova explodes.
Overview：On a usual summer day, Hana and Doona head to a rock festival. Unable to afford tickets, they build a tower with odds and ends to catch a glimpse of the stage. Meanwhile, in the cosmos, a supernova explodes.
