Takt Op

is a mixed-media project about classical music produced by Bandai Namco Arts and DeNA. An anime series by MAPPA and Madhouse titled Takt Op. Destiny aired from October to December 2021. The anime serves as the prologue to the upcoming mobile game developed by Game Studio titled, which was initially scheduled to be released in 2021, but was delayed to 2022.

Plot
In the year 2047, the world has become silent without music cannot be played freely because it attracts monsters called "D2s." These monsters were produced by a black meteorite containing Black Night Siderites which fell from the sky years ago. They hate the music produced by humans and are drawn to the music source and attempt to destroy it as it is the only thing that can hurt and kill them. To combat the D2s, the Symphonica International Organization and the Musicarts combine their powers to defend the cities from D2s.