The gentle tug at his fingers from Horatio is certainly motivation enough to get him back to his feet, a final kiss pressed against Horatio's skin as he lets go. For a moment he just stands there, reeling slightly, a look full of hunger and adoration in his eyes as he watches William press a kiss against Horatio's hair.

Then, in almost the same heartbeat as William's eyes lift to meet his, he's stumbling towards them, seeking an angle he cah manage to hold them both from.