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Rating: 4
The MC has a threesome with Rika and Momoka.
Scene has a male involved in some way from the beginning. (Whether it’s for a FFM Threesome or some other means.)
Series Page
Chapter Link
Rating: 4
The MC has a threesome with Rika and Momoka.
Series Page
Chapter Link
Rating: 4
The MC has a threesome with 2 sisters named Mai and Yua.
Series Page
Raw Chapter Link (Page 179)
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.
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Rating: 5
The MC has an orgy with every girl that’s appeared in the series.
At 1 point, Yuzu and Rio go have lesbian sex with each other.
At the same time, the 2 coworkers from Ch. 5 have lesbian sex with Ayumu.
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Chapter Link
Rating: 4
While the MC is having a threesome with Himemiya and Nitta, Himemiya starts making out with Nitta and fingering her.
Himemiya then tells the MC that before he arrived, her and Nitta had sex with each other pretty often, so she knows all of her weak spots.
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Rating: 4
The MC has another threesome with Azusa and Misaki, but eventually Nene joins in as well.