Miho is sexually frustrated with her husband's constant business trips. One day, she finds a sex toy in her husband's bag and when she confronts him, he says, "A colleague put it in there as a joke. Please throw it away." Surprised but excited, she secretly uses it after her husband leaves, feeling pleasure. After that, Miho disposes of it as trash, but the contents are seen by the neighborhood association president. "Ma'am, you have to separate your non-burnable trash," the president says, as he begins to talk about his own sexual preferences...