Christina's lifelong friend, Cassie, is moving back to her childhood home in Anaheim Hills, California. The home has not been renovated in over 17 years, and she's hoping Christina can work her magic on the dated kitchen and dining area.

A couple's master suite is very outdated and in desperate need of a makeover; Christina rolls up her sleeves and turns the run-down room into a chic and functional space.

In Tustin, Calif., a couple starts to work on cosmetic changes to their new home, but they have to put the kitchen on hold when their daughter is born; now, they need Christina's expertise to update the space.

In Costa Mesa, Calif., a couple wants to update their master bedroom and bathroom, and they need Christina's help to merge their tastes into a cohesive design; while she's a fan of rustic decor, he prefers modern, clean and contemporary.

A couple who has been steadily renovating their Huntington Beach home has only one room left to conquer; they hope Christina can turn their cramped, dark master suite into the bathroom of their dreams.

A busy mom of three requests the ultimate kitchen; she wants Christina to give the dated space an open-beachy feel while still keeping it functional for her family.

The house hunt begins after Christina and Ant decide to move in together; the clock is ticking as they rush to renovate and move into their dream home before hosting a secret wedding.

Christina and Ant take on an ambitious backyard remodel for their newly blended family to enjoy during the summer.

Christina reminisces several moments from the season.