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: 4
At the end of the chapter, the MC comes home to find Amber having lesbian sex with Maya.
Amber then goes towards the MC, most likely turning the scene into a threesome next chapter.
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Rating: 3
The MC walks in on Eunsol using a dildo on Go-Eun.
Afterwards, the scene briefly turns into a threesome.
I’ve been told that apparently the Web Novel version of this story has lesbian scenes in it that the pornhwa wasn’t able to cover.
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Rating: 3
The MC walks in on the 2 FMC’s having lesbian sex and ends up joining them for a threesome.
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Rating: 4
The MC has a threesome with 2 of the girls.
Later, 1 of the girls shows that she got a strap-on, so they both run off to have sex with each other without the MC.
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Rating: 5
Yejin has lesbian sex with Yoobin while the MC just watches.
Eventually, the MC joins in as well for a threesome.
There’s a joke at the end of the Ch. 40 with Yoobin putting the on the Strap-On, saying it’s her turn, but nothing comes of it.
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Rating: 5
Gahee brings out a strap-on during a threesome with the MC.
When the MC asks about why Gahee has it, she tells him about how when no one comes into the shop, her and Taesu’s mother had started having sex lesbian sex with each other off-screen.
She then goes into detail about how it started, but eventually she ties up the MC and they start to have lesbian sex in front of and on top of him.