Ever since she was a junior high school student, Sumire has been obsessed with reading super erotic ladies' comics, and she spends her days fantasizing about being raped by a large group of men, along with the masturbation techniques she learned at that time. Sumire works part-time at a Sumire restaurant. One Sunday, after closing time, she realizes that she left her smartphone at the restaurant, so she returns alone and enters the restaurant using the key she was given. There, burglars are hiding out, targeting the weekend's cash sales. Entering the restaurant, Sumire notices the burglars, but...