"So much," she answers, although she's barely more that mouthing the words as she slips into sleep. Her sleep is peaceful and her dreams are quiet, formless, with a sense of weightlessness, being buoyed by warmth and peace. It's the best she's slept in a long time.

Sherlock can't help but smile ever so slightly as he sees both of them sleeping so peacefully. He keeps watch for four more hours, allowing both of them time for a complete sleep cycle before going to wake Ted. He looks at the man for a moment, wondering how best to wake him. In the end he reaches down to gently shake his shoulder.