On the planet Latimer, Takeshi Kovacs must protect a tattooist while investigating the death of a yakuza boss alongside a no-nonsense CTAC.

Kumiko is now a second year and one of the senior players of the euphonium section. With new underclassmen joining the concert band, Kumiko will have to learn new things…

In their last year of high school, two girls in the brass band club perform a song inspired by a fairy tale that parallels their friendship.

The first movie based on the TV Series The Testament of Sister New Devil, takes place right after the season 2 final.