THE NEXT HINT

Now you know the first four, it's time for the fifth.  By now, you have zeroed in on the the person in question since I have given such clear, definite hints. Now you simply have to take what you know and apply it.  Bully!  Here is hint #5:

Now that you know what is is, get thee thither. "Stand by for heavy rolls as the ship comes about. Bosunmate, sound general quarters.  Helmsman, steady course 345.  Guns:  Surface Action Port.  Target bears 305 relative.  Fire!"

Bet you wish you'd paid attention in NS3!