He let himself be guided to the bathroom, focusing solely on keeping his feet underneath him and not stumbling. He succeeded, by some ridiculous miracle, or maybe by some extensive practice. There wasn't really a risk of him falling over, but he ended up leaning back a bit, incapable of actually sitting up properly. He did glance down when Billy spoke, moving his hand away so he could get to the wound. He swallowed, his gaze trained solely on the slice in his side and the blood and Billy's hands. "'M sorry," he murmured after a moment.