Forgive me... Sensual luck

Eri and Osamu are full of happiness as they get a used detached house, but are now full of happiness. Although Shuu, who only works overtime to pay off her loan, tends to have fewer sex times, Eri can't say she's lonely. One day, Osamu came across an article about feng shui master Shiina on the internet. When Osamu was building the office where he worked, Shiina was the one who had been asked to take a look at Feng Shui, so he contacted Shiina to ask him to take a look at his home too...