Middle-class woman, Bess Denyar, discovers she's adopted. She's shocked to find her birth parents head up a drag racing team in the outer suburbs.

Bess arranges a lunch for her two mothers, which doesn’t quite go as planned. Julie feels terrible for giving Bess up for adoption and presents her with a rather unusual gift.

Danny is devastated when Edwina wants to quit the bassoon after relentless bullying at school. She makes everything alright at a music concert where she plays in a way no one expects.

Bess continues to struggle with the adoption discovery and develops some misplaced trust issues. Danny is concentrating on his new passive cooling system and Troy is desperate to get back with Amber.

Edwina talks Danny into letting Shawn do work experience with him, exposing his middle class lifestyle. Meanwhile, Margaret's doctor insists she must find a dog to walk every day.

The Brights move into an ultra modern house designed by Danny, who refuses to let Bess clutter it with their old furniture. Brianna and her new fiance audition for The Block and Amber discovers that Troy has moved on.