James falls for a sexy consultant with plans to shake things up at Amerimart, much to Katie's chagrin; Duncan struggles with his newfound monogamy to Lisbeth as Fashion Week approaches and old flings pay him a visit; Karl arranges a date for Marla with one of his company's chemists at Wendy's request; and Brody tries to track down Dontrelle's black book before Terrence finds it and publishes Duncan's indiscretion.