While running a snack bar and raising her only daughter, Miwa, Sayaka receives a call from a regular customer who works at a convenience store, informing her that Miwa has shoplifted. Sayaka hurriedly goes to the convenience store and apologizes profusely, but she is told to send her daughter home while she stays behind to talk with the store manager, Horii. Horii notices Sayaka's sweaty cleavage as she bows her head in apology. He demands, 'Tell me what the benefit is for me to cover up this shoplifting incident,' and Sayaka decides to use her own body to negotiate…
