She's Invisible.

S he's sitting in the corner
H e pretends not to see her
E ven though he does
S o, to make her invisible

I nside she cries
N ot letting her feelings break through
V exed she is by his torture
I ntrest on his part seems to have been lost
S he wants to let him go
I nstead she pushes him
B ack into the deepest corners of her mind
L etting him believe she's been defeated
E nding what could have been