Scene has a saliva trail/strand connected between 2 girls mouths. (Presumably from the 2 girls kissing.)
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Rating: 4
At the end of the chapter, Aoi shows up at Rio’s room and seduces her. It’s implied they start having sex with each other off-screen after this.
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Rating: 4
Continued from the ending of Ch. 4, the MC has a threesome with Asuka and Rio.
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Rating: 5
A girl cheats on her boyfriend to try out lesbian sex with the FMC.
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Rating: 3
The MC has a threesome with Hyun-Jung and Se-Hee.
Later, Sung-Dae is able to join in as well, so it becomes a foursome.
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Rating: 3
The chapter starts with a flash-forward of the MC having a threesome with Gahye and Nayoo.
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Rating: 5
Ayana offers herself to be used in a demonstration against sexual assault. Futaba then proceeds to take advantage of the situation and make out/have sex with her in front of everyone.
Futaba also makes out and gropes a few of the other girls.
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Rating: 3
Aoi is forcibly kissed by Kiriha.
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Rating: 4
Yukiko has a threesome with 2 other girls, 1 of them being a futa.
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Rating: 3
2 girls are tied-up and make out/have sex with each other while other guys have sex with them every now and then.
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Rating: 1
Yukiko briefly makes out with another girl during a foursome.