Create a short fiction about a romantic relationship.

Please create a short fiction about a romantic relationship.
The outline will be: Man character and the woman character are dating each other, and they really love each other. All they need is just the propose from this man, and the lady will definitely say yes .
However, the man character holds a secret that he had an invisible friend that only himself could see and every time the Man character feels lonely, he will talk to his invisible friend at someplace no one else can see.
The whole story need to about how this man struggles to tell this little secret to this lady he loves and how he talks to his invisible friend about his worries.
The end of the story will be the lady accept the man\’s secret and tells the man that she actually had an invisible friend too.