If the scene starts as fully yuri, but eventually a male comes in and joins them. (The “Male Involved” tag is only used if the male is involved from the beginning of the scene.)
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Rating: 3
Sayaka briefly gropes Ayumi’s breasts in front of the MC.
Later while they’re washing the MC, they all slip on top of each other and “accidentally” have a threesome together.
(Fucking Hentai Logic lol.)
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Rating: 3
Sayaka and Matsuri end up groping and rubbing against each other while play-fighting in the mud.
The MC joins in at the end of Ch. 5.
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Rating: 1
Matsuri briefly gropes Sayaka’s breasts while they’re taking a bath together.
The rest of the chapter is a threesome, so I have this tagged as Male Joins.
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Rating: 4
Chitose notices that Ayano is turned on and disappointed that she didn’t get to have sex with the MC before he left, so she starts to have sex with her in order to help “relieve” her.
Eventually the MC comes back and joins them for a threesome.
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Rating: 5
Camilla makes all 3 girls from the hero’s party have a lesbian threesome with each other before the MC joins them.
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Rating: 4
Yukimi rapes Kanoko to prevent her from falling for the MC.
Pretty quickly, the MC walks in on them and join them for a threesome.
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Rating: 4
Mizuho-sensei forces Kanare to join her and the MC for a threesome after she’s caught spying on them.
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Rating: 3
2 of the FMC’s briefly have lesbian sex with each other while listening to the MC have sex with other girls.
Eventually they go over to join them as well.
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Rating: 4
1 of the FMC’s is groped by another girl before the MC comes over and has sex with them.
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Rating: 4
Asuka has acupuncture done on her again during her fight with 2 other girls.
Later, Yuki is shown having a threesome.