Nikuyoku Tsuma wa Sentaku wo Machigaeru

This volume contains the following chapters: 1. Kaika Yohou (開花予報) 2. Tonari no Kirei na Okaa-san (隣の綺麗なお母さん) 3-4. Himitsu (秘密) 5. Imouto Seichou Nikki (いもうと成長日記) 6. Boku no Okashina Oba-san (僕のおかしなおばさん) 7. Bokutachi no Kirei (Bitch) na Okaa-san (僕達の綺麗（ビッチ）なお母さん)