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Rating: 1
Kobayashi-sensei briefly has another threesome with Tsukasa and Kisaragi-sensei.
Tsuyoki na Kanojo wa Nonoshirinagara… NTR – Chapter 6
Tag: Male Involved
Scene has a male involved in some way from the beginning. (Whether it’s for a FFM Threesome or some other means.)
Joshi OtaCir no Ouji-sama – Chapter 7
Series Page
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Rating: 4
The MC has an orgy with all 4 of the girls in the club and their advisor/teacher.
At one point, a few of the girls briefly break off to have lesbian sex with each other, but they quickly invite the MC back in.
This chapter has an official translation that you’ll have to look around to find.
Ouchi Fuzoku 〜 Bakunyu Ikka to Isoro Sekkusu Zanmai 〜 – Chapter 16
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Rating: 3
The MC has a threesome with 1 of the sisters and his teacher.