S7, E2: If anyone is going to be able to help Martin change his ways, Dr Rachel Timoney seems well qualified. Louisa's return further raises questions about her and Martin's relationship. Meanwhile, Al welcomes his first fishing guests, but an uninvited one means that a good review is definitely not guaranteed. Bert decides to try and rejuvenate trade at the restaurant by joining an online voucher scheme and offering a 2-for-1 lobster special with the help of local fisherman Gus.