The family encourage Billy to visit a badly injured friend from the War, hoping that it will cheer him up, in the latest episode of Heidi Thomas's drama series set in the docklands area of Liverpool just after the First World War. Nazzer's reappearance raises difficult emotions for Billy, which he tries to deny by going out with local girl Queenie. But the two men fall in love and Nazzer inspires Billy to overcome his fear of water. However, when Billy is finally ready to admit his feelings for his friend, it is too late. Meanwhile, May makes a shocking discovery whilst working for Father Melia, and worse is yet to come when she learns, to her horror, that the Brazendales planned the whole thing.