Magnus and Jacqueline Mitchell throw a dinner party for important guests and friends. Meanwhile their daughter Jilly shows signs of drug addiction at a photography competition attended by grandmother Zillah Stewart. Zillah is concerned about Jilly and disapproves of her boyfriend, Paul. After the competition, Jilly disrupts her parents' dinner, leaving chaos in her wake and crashing her car as she drives away in anger.

Jacqueline and Jilly struggle in family therapy. Jilly is discharged from rehab and heads to the beach where she reconnects with an old flame, Chris. Her parents wait up worried. When they confront Jilly, she unravels. Jacqueline and Jilly have a heart-to-heart and agree to a truce. Jilly tries to turn over a new leaf, changing her hair and making amends to family friend Clarissa.