This game was very memorable
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in the way the NTR choices are obscured. There's nothing else like it. They have a unique mechanic where you use your mouse to detect what is "wrong" in the map. If you click on the right "wrong" thing, eg her missing her ring or a person in the crowd who looks like your wife as you're walking home from work, you trigger an alternative path.
Leane 2: Leane of Legitimate Crown - This game's NTR is not simple as "yes or no" because it's actually really fucking hard to "win"
Nebel Geisterjäger - self explanatory
Beat Angel Escalayer Reboot - this game can cuck you, but it's not that strong of NTR tbh
Spirit Squeezing Devil's - very easy to get cucked even as you try not to