Ten minutes later they return to the table. Goto Dengo has allowed the restaurant staff back into the room, and dessert menus have been brought out. Weirdly, the old man has gone back into polite chitchat mode, and Randy gradually figures out that he’s trying to work out how the hell Randy knows what he knows. Randy mentions, offhandedly, that his grandfather was a cryptanalyst in Manila in 1945. Goto Dengo sighs, visibly, with relief and cheers up somewhat. Then it’s more completely meaningless chatter until postprandial coffee has been served, at which point the patriarch leans forward to make a point. "Before you sip—look!"