This volume contains the following chapters:

1-3. Ochiteiku Karada (堕ちていく躰); Comic Masyo 2018-01,04,05
4-5. Shiyouzu Kanojo (使用済彼女); Comic Masyo 2017-07,09
6-8. Kakeru Overrun (翔オーバーラン); Comic Masyo 2016-06,09, 2017-01
9. Oshiri Ai Kara Hajimemashou (おしりあいから始めましょう); Comic Masyo 2016-02