Colquhoun had really missed domesticity. It was what felt normal and natural to him, and since arriving on the island he hadn't been sure if it was something he would be able to have again. Even though he knew he really liked Sean, he hadn't been certain that anyone could replace Macbryde.
But once the ghosts had shown up, it had just sort of happened. And Bobby had realised that he wasn't replacing anyone. It was a new relationship, and he was allowed to be happy, to be contented with him, to enjoy his closeness.
After putting the dishes away, Bobby joined Sean on the sofa, leaning over to see what he had narrowed it down to. "What have you got in mind for the evening's entertainment, then?" he smiled.