I like this, they've come to realize that they're both scum.
call it quits on the dating and just become friends with benefits. that way the next swingers party there will be less feelings attached since its more just a friendship orgy 😂
It's been foreshadowed for a long time, though I thought it would be something she realized rather than something she knew and accepted.
Its funny thinking back now on the story, all the times we were made to feel like he did her wrong, she always thought of him as consolation dick. seems like runner up kun is still at the bottom of the power rankings, for now.
It's fine if they are two adults with clear boundaries, but they are in love with other people and have formed a codependent relationship because of it. In the long run, it won't end well.