The scene features at least 1 girl cheating on her significant other with another girl.
The significant other can be their boyfriend, girlfriend, husband, Etc., as long as she’s being unfaithful to them.
This tag can be used in combination with any other relevant tags like Married or Rape.
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Rating: 4
This chapter is about a girl named Rei who has always had a crush on her friend Futaba, but she has a boyfriend.
While they’re hanging out, Futaba’s boyfriend allows Rei to have sex with her for money, and Futaba won’t allow her boyfriend to join in.
At the end of the chapter, Futaba tells Rei that she’s going to break up with her boyfriend and asks to move in with her.
Series Page
Rating: 3
Shima tries to have sex with Minami, but gets stopped by the MC.
There’s a whole thing about the MC thinking that Shima was a guy this whole time, and Shima herself tries to lie to Minami and says that she’s a cross-dresser/femboy. But at the end of the chapter, it’s revealed that she’s a girl.
Series Page
Rating: 5
Jin-Hee seduces Min-Jin and briefly has lesbian sex with her before the MC rejoins them for a threesome.
Series Page
Chapter Link
Rating: 4
Aoi and Rio are shown having sex in the shower.
Series Page
Chapter Link
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.
Series Page
Chapter Link
Rating: 4
Asuka, Rio, and Linda all tease and play with each other before going to the MC.
Eventually the other girls come in and join as well.
Series Page
Rating: 4
Extra chapters show the FMC having sex with the childhood friend and other girl from the end of Ch. 8.
I put both pages in the Google Drive.
Series Page
Chapter Link
Rating: 5
A girl cheats on her boyfriend to try out lesbian sex with the FMC.
Series Page
Chapter Link
Rating: 3
The MC has a threesome with Song-Hee and Sung-Hee.
Series Page
Chapter Link
Rating: 3
The MC has a threesome with Hee-Yun and Sung-Hee.