In the film's main story, Captain Norrington was being promoted to Commodore in the British Royal Navy, and Will Turner (Orlando Bloom) was Port Royal blacksmith's apprentice and expert swordsman, in love with spunky 20 year-old Elizabeth Swann (Keira Knightley).Just when they are about to reach the top before dark, a tribe of gorillas begins to hurl huge boulders down on them from above.An unknown figure wearing muddy workboots and heavily-soiled jeans noted their trespassing.They found the mangled remains of an unrecognizable dog, conjecturing it was the work of wild animals, and later decided not to tell Terry - fearing it was her dog Muffin.When Miss Healy doesn't get in touch with him, Joe orders Leo to locate her, even if it means calling all 1,700 Healys in the phone book.Dr.Dixon ordered an autopsy with special attention paid to the cranium and oral areas of Milo's brain.Afterwards, Dr.Dixon tried to assure the two remaining apes: "We mean you no harm...We will not hurt you." The uncivilized gorilla was bound by chains and sedated.Zira told Dixon that she was a psychiatrist, who had often bound "humans" by chains and medicated them.