Naoh lives happily with her husband who runs a company near their home. One afternoon, a delivery man named Sugura comes to deliver something and rapes Naoh after taking a liking to her. Blackmailed, Naoh has no choice but to obey Sugura from that day forward. The couple's daily routine includes having lunch together when the husband returns home. Despite knowing her husband will return, Sugura forces Naoh to have sex with him wherever he pleases.