An anthology of Kagerou Daze bitter themed stories by various authors.

Cover illustration: Hanasaki Manio (花咲まにお)
Illustrations: Tanaka Strike, Karasu, Kuruga (くるが) naoto

1. Otona no Aji (オトナの味, A Mature Taste) [Sada Uoji]
2. BITTER SWEET CAKE [Usahiromi] (うさひろ実)
3. Makakushidan no Kurorekishi (メカクシ団の黒歴史, The Mekakushi Dan's Dark Secrets) [Naduka Kudan] (名東くだん)
4. Coffee Time (珈琲時間〈コーヒータイム〉) [Osora]
5. Kimi to Mirai to (君と未来と, You and the Future) [naoto]
6. Hibiya no Seichou Jijou (ヒビヤの成長事情, Hibiya's Maturing State of the World) [Kamada Misato]
7. Mary no Jikan (マリーの時間, Mary's Time) [U-temo]
8. BITTER OR HORROR [Muranaka Souta]
9. Nigai no Okusuri no Ohanashi (苦いお薬のお話, The Story Of Bitter Medicine) [Toranosuke] (虎之介)
10. Nigai Ketsumatsu (苦い結末, A Bitter Conclusion) [Yamanishi] (山西)
11. Answer in the… (アンサー イン ザ…) [Youko]
12. Nigakute Inai yo! Tsubomi-chan! with Yawaraka Mekakushidan (にがくていないよ! つぼみちゃん! with やわらかメカクシ団, Not Bitter! Tsubomi-chan with Soft Mekakushi Dan) [Ryuuseee] (りゅうせー)
13. Nigamushi Maid (苦虫メイド, Bitter-faced Maid) [Hanasaki Manio]
14. Ore no Choco (俺のチョコ, My Chocolate) [Satou Mahiro]