unfortunate beautiful wives trapped in the web of a poisonous spider. during their imprisonment, sex becomes their only joy. the section chief, who had been eyeing chisato shoda for some time, begins to pursue her. a middle-aged man's revenge plan against miki sunohara, a ca who seems out of reach, begins. a neighbor who lives nearby decides to imprison yu shinoda, saying that she would rather be his than belong to another man. chika arimura, who was supposed to handle a lonely man with sales talk, is imprisoned and raped. the greed of a superior who forcibly takes and trains the wife of a subordinate.