With a four-year-old and another baby on the way, Mike and Nicole need more room to grow, but their current property is holding them back. The Property Brothers step in with a real estate intervention that transforms their lackluster interiors into a contemporary showstopper. Jonathan gives the couple's granny decor an overhaul that proves more profitable than they ever imagined, while Drew leads the hunt for a dog-friendly home in their high-end neighborhood that ticks all the boxes.