Nanaho is a married woman who is serious about her work, but at home she is often forced into sex by her husband's insatiable desires. One day, after hosting her husband's boss overnight, she finds herself being desired by him. The next day, Nanaho learns that her husband's demotion is being discussed—and the boss offers to intervene on his behalf in exchange for unrestricted access to her body. Unable to tell her husband, Nanaho is repeatedly and forcefully taken by her boss. As she's tormented by his increasingly daring demands, she begins to grapple not only with guilt, but with unexpected feelings awakening within her.