Scene features at least 1 girl tied up by any means.
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Rating: 4
Kaori goes to seduce Miki and briefly has lesbian sex with her.
Eventually the MC walks in and joins for a threesome.
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Rating: 4
In the final epilogue chapter, the MC has an orgy with all of the girls.
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Rating: 4
Continued from the previous scene, the MC joins and has a threesome with Mi-Jin and Yoon-Jung.
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Rating: 3
Mi-Jin seduces Yoon-Jung and has lesbian sex with her.
This continues into the next chapter, where the MC joins and it becomes a threesome.
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Rating: 4
Mayu has another threesome with Midori and Mistunobu.
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Rating: 4
Tachi teases and gropes Nana while asking if the MC has confessed to her yet.
Eventually the MC walks in on them and it looks pretty suggestive.
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Rating: 1
Extra art from Ch. 20 of Nana and Tachi together.
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Rating: 2
Nana and Tachi practice bondage together.
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Rating: 3
The cover image is of Nana and Tachi together again.
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Rating: 3
The rope on Tachi was too tight and started to hurt, so she has Nana help loosen it.