I have a fetish. It's a cuckold fetish, and I want to see my wife Riho, whom I love dearly, having sex with other men. However, I just can't forgive her being cuckolded by another man. So I asked Waka, a lesbian friend from college, to have sex with my wife. At first, Riho was hesitant, but she got more and more into it, and she showed me an orgasm I'd never seen before. I was very excited. But after that, my wife's behavior was strange. Riho kept trying to meet Waka even when I wasn't around. Gradually, my wife started to ignore what I said, and the two of us developed an unusual relationship...