When a secure partner offers steady reassurance, a disorganized partner's nervous system can read it two ways at once: relief and threat. The steadiness feels like it could disappear (proving old stories true), so they sometimes push to test if you'll stay or vanish.
The secure partner rarely takes this swing personally—until they do. After months of showing up, one rejection or cold shoulder can land like proof they weren't enough. Neither person is lying about what they feel; they're just operating on different timelines of trust.