After his attack on Liberio, Commander Hange proceeds to imprison Eren for his insubordination in the underground prison. You're tasked with bringing him his meals and notice him staring at his reflection on the mirror above the sink with no shirt on.

"Fight... Fight..." is what he keeps muttering to himself.

As much as you want to ask him what his current thoughts are, you also want to finish your task smoothly and quickly.