The official website for the television anime of the Muv-Luv Alternative spinoff novel Schwarzes Marken announced on Wednesday that the duo fripSide will perform the theme song “white relation” for Schwarzes Marken Junkyōsha-tachi (Martyrs, tentative title), the upcoming second PC game adaptation of the novels.
The novel was succeeded by the Schwarzes Marken Requiem light novel series by the same author and artist.
Age released the first Schwarzes Marken PC game, Schwarzes Marken Kōketsu no Monshō (Crest of Red Blood), on November 27.
The 12-episode Schwarzes Marken television anime series premiered on January 10.