PTSD, cheating triggers
One thing the you will never understand until you are deep in it is your psyche’s response to getting cheated on. When it happens, the body and mind simply can’t comprehend that trauma.
A certain trust and innocence in you just snaps, and you become truly villainous. You might think you are over it, but everything triggers you. Similar names, similar car models, you become skeptical about it all.
It’s a purgatory