Afterwards Ella judged that their 'being together' (she never used the word affair) started from that moment- when they had both tested their responses to other people and found that what they felt for each other made other people irrelevant. That was the only time she was to be unfaithful to Paul, though she did not feel it mattered. Yet she was miserable she had done it because it became a sort of crystallisation of all his later accusations of her. [...]