Why didn't I walk upstairs with my coding report and face the consequences?

She stepped into the living room on her way to the kitchen and he walked upstairs.

I held my breath until he'd left the building, then walked upstairs.

He unlocked the door and walked upstairs to his room.

"Can you walk upstairs in your club, to the first floor, without stopping?"

Without a word, Jacob got off the chair and walked upstairs.

Then he walked upstairs, placing one foot in front of the other with great effort.

What he did next, in fact, was to walk upstairs.

To get to the club, you walk upstairs and hang a left at the toilet.

Walk upstairs, take my bag, and step out of this house.