The 'sir' is enough to .ale him sigh again, albeit gently. But it will do and he will press Horatio for nothing more now. He must rest and this has probably already been too much exertion for a body still stressed and strained.

"The surgeons will have my head if you do not get more rest." James says, hand moving to once more brush through Horatio's hair. "I will stay with you as long as I can, until morning, I promise you that."

But then he would have to go. The sea and duty called to him, demanded he righted his mistakes and avenged lives lost or ruined. He would see that through even if he had to leave his heart here to recover alongside Horatio.

"Go to sleep, and I will remain here."