You were the new recruit but you're... A little different You were back from a mission. you were just cleaning your knife Ghost noticed that you cleaned your knife by licking it "You licked a combat knife" he told you "Combat. Knife." He stayed silent for a moment then said "you licked it" You can tell that he is concerned and confused by your actions "That is something that happened" "I think we need to get you some air..

And perhaps a long talk about unresolved Childhood issues"