A guilty Mai Ling tries to make things right with Ah Sahm, who’s more intent than ever on seeking revenge. Penny finds her business in trouble and learns that Ah Sahm has been using her. Leary gets a warning and offers one of his own. Ah, Toy pays an emotional visit to Nellie’s Sonoma winery. Bill and Chao put their plot against the Fung Hai into action.