Brenda and the team must investigate the murder of high-profile model Heather Kingsley, who dies as a result of nicotine poisoning, applied to her scalp via her hair conditioner. Suspicion quickly falls on her movie-star husband, Dean, whose philandering ways and false claims of a pre-nuptual agreement make him the likely killer. As Brenda investigates, she is drawn into the world of celebrity beauty, where illusion is everything, and the standard high.