During preparations for her and Doug's engagement party, Sophie begins to feel a growing sense of dread. It builds until Sophie finds herself in the grips of a panic attack. It would appear that Matt and Bec have moved through their recent difficulties and into a loving phase of their relationship. When Bec discovers a forgotten sketchbook, which holds plans and designs for their ideal home, she feels it's the perfect time to finally get their dream house under way. But there is a secret that threatens to shatter Bec's dreams irrevocably.