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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Chapter Link
Rating: 4
While the MC is having sex with Mars, Enma gets turned on and proceeds to seduce and have lesbian sex with Fubuki.
The actual scene is only this page, but is later implied to have continued off-screen.
Series Page
Raw Chapter Link
Rating: 3
The FMC is briefly shown cheating on the MC by having lesbian sex with another hero.
Series Page
Chapter Link
Rating: 1
The MC walks in on Hana groping Sena.
Series Page
Chapter Link
Rating: 2
The MC comes home to find Sori fingering Sia.
Series Page
Raw Chapter Link
Rating: 2
Ryouko has Kaede dress up in cosplay and gropes her briefly.
Later, she gets turned on thinking about Kaede and wants to go masturbate.