My mother-in-law with a small butt outside

Okay, who follows my content knows I'm more than hot with my mother-in-law. This happened during the pandemic and I'll never forget it, it was a birthday party for a family friend, they came to celebrate at home, we stayed until 4 am drinking and eating with the whole family, most people had left and only those living there were left, I don't remember exactly when I fell asleep. The next day we all woke up very late, I was one of the first to wake up, I was going to the bathroom and passed by my mother-in-law's room, and she was with the sheet half-covered and had her booty in a red thong. I couldn't take it and took a photo, quickly and quietly I went to the bathroom to give myself a masturbation. left photo