Martin and Louisa are at a crossroads in their relationship. They both react to events from the perspective of their own insecurities and when things finally come to a head, they both have to confront some disturbing home truths. Set somewhere around the happenings in S6 and S7, this story explores their journey.

Our fate can swing on a very slender thread.

We rejoin Martin and Louisa in December following the events of Series 5. James is nearing five months old. Will a medical crisis bolster Martin's newfound happiness, or shatter it to bits? Contains a few references to characters introduced