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 is angry at Margaret for lying to her all these years and decides to concentrate on getting to know her real parents. However, becoming one big family could take longer than hoped.

Wayne and Julie give Bess a ride in a V8 Supercar to make up for all the birthdays they've missed. Bess is trying hard to please everyone, but no longer sure where she belongs.

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.

After backing into another car, Wayne is forced to take a driving test. At work, Bess has a bullying issue and Wayne offers to come to her rescue - unaware she may also come to his.

Angry with Margaret for not taking her diabetes seriously, Bess sets up training sessions with newly qualified Brianna. Margaret reluctantly agrees, but is surprised at the outcome.

Bess and family support Team Wheeler at the drag racing championships. Bess tries to solve engine problems, however the aftermath is filled with fury. Will they sever ties?