NITR-025 Dirty Sister Tamaki Nakaoka Seduces and Rapes Her Sister's Husband

I came to visit my wife's sister and her husband. To be honest, I'm a little worried. That's because I'm scared of my brother-in-law. But...my sister-in-law is beautiful, and I think I'd like to see her once in a while. No, of course I don't feel weird. If you do that, your girlfriend's brother will give you a half-dead look. But, my sister...sometimes I feel like she looks at me strangely. No, not like that