[HUNTB-601] My serious sister discovered my masturbator! She asks me how to use it many times, so when I ask her to be an okazu because I will demonstrate it, her curiosity wins out and she shows her pants and.

A serious sister who has nothing to do with eroticism discovers my masturbator! They persistently ask me how to use it over and over again, so I demand to be an okazu because I will demonstrate it! Then my sister showed me her pants and! My sister was secretly estrus when I got on the condition and hit it ... Furthermore, my sister, who learned that using too much masturbator would cause vaginal ejaculation disorder, felt it all over by forcing vaginal ejaculation training to relieve frustration for her brother, and now she doesn't need a masturbator ...