make a letter template nd carry it with you...fill in the blanks with the name of the guy and leave it on the bed when u leave.
"Dear _______
I was an object of your imagination. I am actually a ghost who is seen only when it requires sexual... Now that I have achieved that I am being called back by my fellow ghosts. I have to go and hope you understand what this meant to me.

Bye for now,
Korly"