Jennifer had a sixth sense about certain men. She seemed to know better than they themselves about their secret yearning to be of the opposite sex.
Joe was obsessed with Jennifer. He needed to have her, to be near her and he needed to matter to her, even if that meant allowing her to satisfy her mania of converting men into women.
It was a boundary that he had to cross. He would have to give up his free will in order to continue the relationship.
Scenes below from the book, 32 illustrated pages: