"Because she's my girlfriend's older sister, she won't cheat on me, right?" A hot spring trip with my girlfriend and her older sister, her maternal instincts fully awakened by her large breasts! Me, being NTR'd in front of my girlfriend. Kashiwagi Fumika EBWH-233

A hot spring trip with my girlfriend, her sister, and me. The original plan was simply to enjoy the trip in a pleasant, healthy, and harmonious way… However, my girlfriend's sister's amazing figure made me unable to resist my sexual desire, and before I knew it, we had sex next to my sleeping girlfriend.