The couples start work on their main bathrooms. The old building finally meets the new. Jesse questions why house five is always last, causing Keith and Dan to reach boiling point.
This episode, master bedrooms and walk-in wardrobes are judged. Mitch and Mark present their entertainment space. How will the judges react? Which couple will win the $10,000 cash?
After missing out on the immunity challenge win, a hunt for an idol ensues and as always with Tribal Council, not all is as it seems and Jonathan has one last trick up his sleeve.
The final Commitment Ceremony. The remaining couples decide whether or not to go to Final Vows, and make a decision with their partner on life outside the experiment.