Tracklist
- Serenade with the Wellspring of Wisdom: The Ghost that Showers Blossoms Colors the Summer Night (知恵の泉と小夜曲「花振る亡霊は夏の夜を彩る」, Chie no Izumi no Serenado: Hana Furu Bourei wa Natsu no Yoru wo Irodoru) (Part 1)
- (巡り行く時を君と, Meguri Yuku Toki wo Kimi to) (Kazuya Kujo's Character Song)
- The Ghost that Showers Blossoms Colors the Summer Night (Part 2)
- My Adventure (Avril Bradley's Character Song]
- The Ghost that Showers Blossoms Colors the Summer Night (Part 3)
- Incertitude (Victorique de Blois' Character Song)
- The Ghost that Showers Blossoms Colors the Summer Night (Part 4)
- Incertitude (Original Ver.)
Trivia
- The Audio Drama "The Ghost that Showers Blossoms Colors the Summer Night" is adopted from the story "Ghost of the Raining Flowers" from GosickS II: Summer from the Disappearing Train.
- There are two versions of Victorique's character song "Incertitude". The song not tagged as "Original Version" is the "Off-key Version" which is characteristic of Victorique, who has been famous for her off-key singing throughout the anime series.