[Website](https://bl.takeshobo.co.jp/qpa/archive/3578/)

Volume 1 - Heya ni Hisomu Akumu no Shou 1. *Hitori de Nemuru na* by SAJIKI Miwa 2. *Pension no Yami* by TAKASHIBA Masako 3. *Shichakushitsu* by NUKUIDE Mami 4. *3-dai no Jidousha* by TAIMU 5. *Nekohiki* by Neneko 6. *Kyuukutsu na Heya* by SAKURAZAWA Rin 7. *Toilet ga Kowai* by Hirotake 8. *Obu Sarei* by INAGAKI Misao 9. *Rie-chan no Omamori* by SABA Tamayumi Volume 2 - Ikai ni Sumu Rinjin-tachi no Shou 1. *Potari Potari* by SAJIKI Miwa 2. *Inko to Shinigami* by SABA Tamayumi 3. *Tsuresaru Ude* by TAIMU 4. *Makimodoshi* by Neneko 5. *Midoriiro no Kobito* by NUKUIDE Mami 6. *Surechigau Mono* by SAKURAZAWA Rin 7. *Kubi* by Neneko 8. *Pokkari to, Ana* by TAKASHIBA Masako Volume 3 - Ushiro kara Mirareteru no Shou 1. *Donata desu ka* by SAJIKI Miwa 2. *Stay* by SAKURAZAWA Rin 3. *9-kai de Gozaimasu* by TAKASHIBA Masako 4. *Shimenaide* by SENNO Knife 5. *Chintai Bukken* by Neneko 6. *Tozasareta Kaidan* by SAJIKI Miwa 7. *Satsujin Jiken no Atta Machi de* by INAGAKI Makoto 8. *Skirt wo Haita Otoko no Hito* by TAKASHIBA Masako

[Original Web Manga](https://webaction.jp/webcomic/nande/)

Aoi Miura was born and grew up in Toyama Prefecture. He has an indecisive personality and does not like summer. He was the focal member of the high school swimming team, but he now works as an assistant at a small architectural office in Tokyo. One summer day, he meets his childhood friend and first love Akari Serizawa. During their school days they spent everyday hanging out together until the fireworks night in their 3rd year of high school. That night, Akari suddenly disappeared.