NACR-765 — I Can't Take It Anymore! My Devilish Niece, Hikaru Miyanishi, Toying With Me With Her Seductive Displays

My brother and his wife suddenly went overseas for work. While they were away, I was left to look after my niece Hikaru, but she was strangely close to me and exposed her defenseless appearance as if she was showing me off. One day, I came across Hikaru masturbating in the living room and found out that I was peeking at her. However, it was my devilish niece's show-off temptation!