Moving on after an ending can be so difficult. It's one of the hardest things we go through Sometimes closure looks differently than we imagine it. Sometimes we don't get all of the answers. Sudden loss is the worst.
One of the contradictory experiences of being human, but knowing that it's not only possible to feel this way, but normal is important to accept all of your feelings and be able to let go of the parts of the past that have no place in your future.