Ben's troubles begin when he inadvertently stumbles on Rachel taking artistic pregnancy photos of a naked Julie. Given the mainly positive reactions to the photos, Julie decides to celebrate her changing body by putting an enormous copy of a nude photo smack bang in the middle of the lounge-room.
Dave's growing attachment to Ben and Melissa's dog continues to puzzle those around him. Only Julie knows the truth: the dog has provoked the recollection of a traumatic incident in his past. So when the dog is badly injured in a car accident, Dave breaks down in front of Ben. However the dog proves not to be the only link to his past when Dave's original birth certificate finally arrives - is Dave ready for the answers he's been seeking?
Rachel and Jake take their newfound relationship a step further when Jake shares a family dinner with the Rafters.
Ted and Dave assume that Jake won't be able to cope with the naked photo of Julie - but Jake scores himself major brownie points by admiring the artwork. Encouraged by his maturity, Rachel tells Jakes some home truths about her past - including her sex tape. Will it scare him off?
Meanwhile, Ben's relationship with Melissa is put to the test when a series of misunderstandings causes him to think she is cheating on him. Her anger and betrayal prompts Ben to take a good hard look at their relationship. The result? To propose marriage. But does Melissa want to marry Ben?.
After 25 years of marriage, parents Dave and Julie are about to have the house to themselves as their last child finally moves out of home. However, just as peace and quiet looms, a series of unexpected events see their three children Rachel, Ben and Nathan return home to once-again create a full house.