Partially bored. Sighing. Sort of content as well.
And the feeling where you're not really lonely but you still want some companion anyway, to see if the interaction would make some insignificant minutes of your life infinitesmally more colorful.
Like a cornered mouse. I got my eye on the prize. I can almost taste that delicious cheddar perched on top of that weird, watchamacallit contraption. If only that giant wasn't standing over me, broom in hand.