1. Nostaligia to each other.
2. Embarrassed when see them.
3. Fill attracted.
4. Always looking each other irrationaly.
5. Things that remind you of them,like song or particuler place.
6. You have a twinge of jealousy when see them with someone else.
7. Still thinking that could be together at some time.
8. You search pieces of information of them.
9. Every day the heart dropt.
10. You may have the high pressure .