HUNTB-204 So excited that I wet my pants! Ended up giving my little sister a massage at the hot spring inn, and then… When we came to the hot spring as a family, my little sister was super excited! Because she was too tired, so she…

When we went to the hot spring as a family, my sister got really excited! Since she was tired, she tried to call for a massage but they were all booked. Reluctantly, she asked me to give her a massage. However, as I rubbed her, her yukata started to open up, and I could see her breasts, thighs, and panties peeking out, making me get hard! As I took advantage of the chaos to touch her sensitive spots, she started reacting intensely, getting so excited that there was a stain on her panties! 'Hey... I want you to touch me more' she said...