It's a familiar look, one the samurai perhaps shares although it could be more at home on the older man's face. It seems they both carry a large burden on their shoulders. Even if Jack's world hasn't yet fallen victim to these kidnappers, it's almost only certainly a matter of time before they turn their eyes there.

He almost shudders at the thought of what damage could be done if Aku's influence were to spread to those with such power. Or if he were able to take it for himself.

"Then it is all the more imperative that you set your differences aside, for your world's sake." His eyes narrow further. "... And I am no ronin."