Why can’t people simply go their separate ways when they break up? There were no kids, no mutual assets...
What is wrong with some people?
Feeling of being lied to...ripped off..or was treated dishonestly....plus some obsessive tendencies....loss of sex partner (nowadays)...etc...crimes of passion not rational....always best to walk away...or run for the hills
They want sexual freedom for themselves, but not for others. The free-sex utopia breaks down as soon as Person A wants sex with Person B, but Person B doesn't want sex with Person A. Add Person C into the mix, and Person B "falls" from a balcony.