Despite support from an unexpected source, Archie realises he needs a plan. Bob and Jimmy believe they've a perfect scheme to fill the coffers. Viv's fun-loving ways push a fragile Shirley to the limit. Bob realises that honesty is the best policy, but has he left it too late? Gina and Liz are intrigued by Archie's renewed interest in his past. Shirley's guilt forces her to make difficult decisions.