HUNTB-229 My first girlfriend (innocent) and my first time having sex with her was guided by her younger sister (slut) and her fuck buddy! My first time having sex turned into a 4-way orgy! My girlfriend with a fuckboy's dick...

I confessed to that pure girl and got an OK response. However, we were both passive, and even after half a year, we hadn't even kissed yet. Wanting to change this situation, she consulted her younger sister, but it turned out that the sister was famous locally as a slut! Under the guidance of the forceful slut sister and her fuck buddy, I started having sex... The unreal experience seemed to make my girlfriend discover the joy of sex, leading to non-stop orgies! Sex with her is great, but her slutty sister's technique is amazing too...!