i 'd settled on a nice image of us in an underground parking lot , me gently biting the shoulder of a man whose face i 'd not yet seen . i just wonder if one of them makes signs . `` we 're the only ones who know ? '' my marriage is just barely hanging on . he bent over a bit but recovered quickly . `` i do n't have a camera , '' i call up to it . an instant later , the key grated in the lock . 