In searching for answers, Sally must go to the Benefactor for advice as well as cross the line into her own past.  Beyond this, she gets some startling insight into what actually became of Spotty.

In order for Sally to know what to do next she must return to Mother for help, but not the Mother she knew.  And for her to have any hope, she must convince Mother of something fantastic.

Looking at the results of the damage in time, Sally and Ian get an idea of what many differences have occurred by the time their history will arrive.