Yukina Minato gathers members intertwined with different thoughts to form a band and participate at the Future World Fes. This is the story of their "promise" from their formation to the challenge of the music festival.

Cast:Aina Aiba, Haruka Kudou, Yuki Nakashima, Megu Sakuragawa, Kanon Shizaki, Aimi,

Genre:Animation, Music, Drama,

country:Japan,

Production:Bushiroad, Sanzigen,