My niece seduces me even when my wife is nearby, and I'm soaking my tight pistoning

My brother and his wife decided to go on a trip and they ended up taking care of their niece, Mizuki. Mizuki has always been close to her, and she hugged her again and was delighted. Mizuki was happy to be in the living room and approached her, but unlike in the past, her niece suddenly got an erection, and when she noticed the change, she thought she might scorn her, but she smiled and she began to stick closer, and as she secretly inserted her dick to prevent her from getting caught, she began to thrust into her sticky thrust.