Despite the fact that Sherwood was centuries ago now, Tuck was still not a deep sleeper. He was far too used to waking on a second's notice, rising to fight to defend their home.
Thus, he heard every sigh.
And while he had gone back to sleep after most of them, the repeated pattern worried Tuck. He could continue to go back to sleep (he had also cultivated the ability to sleep literally anywhere at any time) or he could try to address the issue.
"Love," he said gently, rolling over in the bed to face Will. "Sweetheart, is something troubling you?"