One of the representative works of the Tsukumo world. It is about the love and death of Yayoi, a high school freshman, Tsuyoshi, who has a dark past, and Yayoi's sickly older brother, Hiroyuki. *Notes: \- Volume 1 includes the one-shot Akai Hana (紅い花). \- Volume 2 includes the one-shot Last Game (ラスト・ゲーム)*

A 17-year-old girl, Shoko Takahashi, stabbed and killed a man living together. Shoko was arrested for the current criminal, but only cried and the truth remained a mystery. At that time, a witness appeared. Masato Serizawa is 19 years old. Shoko and Masato, who hadn't taken a step out of the room, were in contact with each other in a paper airplane correspondence. And...! [Simultaneous recording] Oval in the wind

Itsuko, an office lady working at a bank, is having an affair with her boss, Harada. As they meet in love hotels to avoid public attention, Itsuko's feelings for him only grow stronger!! This book contains the title story and two other full-length stories that depict the dramatic drama of two people who fall into the trap of love between a modern man and woman. 1. **Koi Hi Koi Hite** (恋ひ恋ひて) 2. **Ishi no Meiro** (石の迷路) 3. **Kurakimichi Yori** (冥き途より)