The text is a description of what’s going on inside the narrator’s head.
Finally, my new house was now up and ready for me! I’ve been waiting for months!
I turn the handle of the door-knob in a steady right formation
Huh? Who’s that... and why is she in my house!
“Uhm... Ma'am... I think you have the wrong house, I don’t even know how you got in here!”
“Huh? Where did you go?”
But how could she just disappear?
I shoot my eyes to see if she’s still around... but she’s nowhere to be seen...