At the very least, Shinobu was pretty used to making long treks in silence, so it doesn't bother her so much that all they do for that period of time is walk forward. However, when Henry speaks again, Shinobu glance back over at him with an odd expression.

"What kind of existential crisis are you going through now?" Shinobu immediately goes on guard, expecting more, stupid dream bullshit to occur. "I'm not fading away anytime too soon."