It's been two years since my stepmother Chigusa came to live with us. Recently, Sho has finally gotten used to Chigusa, and he's been playing around with her by taking pictures of her with the camera he splurged on. At first, Sho was just playing around, but he gradually wanted to take pictures of everything about his mother. And he even took pictures of Chigusa masturbating... Chigusa also noticed the camera, and then...