Who is it that holds me tightly in the darkness...? Namiki Touko JUY-528

Only Yoshimasa knew that his wife, Namtaka, was ashamed to be seen by others, and that she always had to turn off the lights before having sex. Deeply in love with her, Yoshimasa suddenly had a strange idea: he wanted to know if she was satisfied, and what kind of sounds she would make if other men had sex with her. So he found a young man to have sex with after she turned off the lights…