[Keith nods with undeniable certainty - and when Shiro's hand lands on his shoulder this time, Keith's own opposite hand actually comes up to cover Shiro's, gripping it against his shoulder with a firm warmth and reassurance and comfort sometimes he's not sure he can entirely convey in as many words (though for Shiro, he sure as fuck will always try.)]
No matter what happens. That's something you know I'll always be sure of. [Sure of you, and sure that he'll always be ready to back you up.]