She is just a simple girl, as simple as the ceiling. In order to solve the livelihood problem, she temporarily came to a friend's house to work as a maid. She thought that she would have an easier life by following the principle that it has nothing to do with herself, but there is a kind of person in the world who wants to drag you into his world life or death. Once she enters his world, she is no longer the person who can live an easy life...