Liu Ying & Leroy Jethro Gibbs
"That'd be the same for military here, with a few ranks of each. I'm what you'd call a type of police, who deals specifically with crimes involving the Navy, which is the water based branch of the military," he explained. It was a very bare bones one, but the basis were all there.
"Had you no contact or experience with the human realm?" he asked, curious about her world and what she had access to.