Toiu wake de, Kaa-san-tachi to Yattemita

Collection of stories: 1) Toiu wake de, Zenra de Kaa-san ni Onegai shite mita. 2) Toiu wake de Kaa-san to Kyou mo Bed no Uede, Hada o Awaseru Omo ni Hageshiku (For This Reason I'm Going to be Grinding Intensively Skin-to-Skin Against my Mom Again Today in Bed) 3) Isourou Saki no Obasan ni Hameru! 4) Note: It was published the oneshot Okazu wa Kyou mo, Tsuma no Botebara Noukou Sex. which expands, in some points, the story of the oneshot Isourou Saki no Obasan ni Hameru!, but isn't included in the volume.