Halloween Party

Yesterday i went to Halloween Party with a theme Heroes and Villlains Strikes Back...
all of my friend went there as a couple and so sweet...
but i went alone with them....
cut the story short...
when we chit chat, all is couple together but i in between two couple....
although i'm look happy but some moment i felt so lonely and wish someone to by my side....
haiz...
Back of my head swell up again...
very pain...
=(
wat is happening???
this is the fourth time liao...
as it swell, the C2 and C1 also out of place???
is all this associated???