Misako Takakura is the mother of Yumi and Shirori. She falls under the control of a protagonist who uses a supernatural notebook to dictate her actions, along with her daughters. Through written commands in the notebook, she is compelled to obey, resulting in her forced participation in sexual situations. The consequences of the notebook's use on her and her family form the focus of the events. Her background, personal history, and narrative development are not expanded upon in the available information.