I finally had the chance to take care of my niece for a whole day. Eager to see how much she'd grown, I invited her to the bathroom while it was still daylight. I helped her change clothes, and naturally, we ended up bathing together. My cock was already hard, and my niece looked at it curiously. As I washed her breasts and lathered up her slit, I was amazed at how much she'd developed—more than I'd imagined. (Emotional) *No one appearing in this work is under 18 years of age.