That JAV

I am leading a smooth sailing life with my wife, Maki, thanks to my best friend, Mukai, who helped us out without a word when our business was going downhill three years ago. Mukai lost his wife, and now he is unable to do anything. He left the housework to his wife, so the garbage and laundry seem to have piled up. I wanted to return the favor to my best friend, so I decided to lend him my wife, Maki, who could take care of him, for three days. However, my goodwill was betrayed...