They could've assumed you were seeing other people, and continued doing so as well to "even" out the situation. This is not just an oh, he has unresolved feelings scenario; his behavior is — as you pointed out — obsessive. This is about staying with a guy who will not commit, and convincing yourself that somehow you still have this deep, magical relationship. Please know that their actions had absolutely nothing to do with you—your value, your beauty, your intelligence, your worth. But if it were me?
How To Deal When The Person You Like Gets Into A Relationship With Someone Who's Not You
You can have moments of self-doubt, insecurity, jealousy, and heartbreak. I chose Eric. You realize that guy was the worst and you pick yourself up and try to do better next time. The girl that came after me was different. Follow Thought Catalog. But what? He messages her every day, buys her often expensive things all the time, always brings her up in conversation when we're alone together, spends all his time on our nights out next to her, his phone passcode is her birthday, and he swaps his shifts to be on with her.