In the season 12 opener, old feuds are still hot topics among Vicki, Kelly, Shannon and Tamra, with battle lines clearly drawn in the sand. While awaiting apologies that aren't forthcoming, Vicki is busy expanding her business and moving offices, Tamra is reuniting with an old friend who shares her faith, while Shannon struggles with her weight and her marriage.  Kelly's concerned her mother's becoming a hermit and Meghan is making her way back to Orange County after the birth of her baby, Aspen. Returning housewife Lydia, now a mother of three, is determined to bring Tamra and Vicki back together but soon realizes she may be in way over her head.