"Black Innocence" is the main theme of brand new game Yurukill: The Calumniation Games, from IzanagiGames. Yurukill is released on May 26, 2022 in Japan, July 5th in North America, and July 8th in Europe. Saori Hayami sings in character as Rina Azami, one of the main characters from the game. The track was composed by Yuko Komiyama-known for her work as composer for the Monster Hunter series-and features lyrics from Noriko Fujimoto.