Sneaking back to my room

I head back inside, and go to the kitchen to get a glass of water to calm myself down a little, then I try to walk down the hallway to my room as quietly as possible. I don't know why I am sneaking like this, I think to myself, but I guess that in my subconscious I am embarrassed that I was spying at Millie when she was naked, and that to make things worse I jerked off in her bra, so I am not sure I am able to face her now.

Then, just as I am about to go into my room and close the door behind me, I hear Millie call out:

"Matt, can you come in here for a second."

My heart starts beating faster and I feel panicked, but I need to compose myself and act cool and casual. I open my mouth to speak, then I say: