Kill the Danger Beasts (危険種を斬る, Kikenshu wo Kiru) is chapter 24 of the Akame ga Kill! manga.
A pregnant woman and her husband is first shown, in their little hut. The husband warned his wife not to leave the house for the baby's sake. Unfortunately, one of the mysterious Danger Beasts broke into their house and both of them got killed, including their unborn child.