MADV-503 My sister-in-law suddenly came and seduced me. We had sex for the first time without telling my brother.

One day, my brother's wife suddenly came to my house! My first sister-in-law, Konoha, has a good figure and I have secretly admired her ever since we met. Apparently, he got into a fight with his older brother and ran away from home... The next day after the two of us drank a lot, Konoha was also hungover. He forcibly took me to the bath, saying that the best way to get rid of a hangover.