Reeling from the news that David slept with Katie behind her back, Del and the Dingles decide on how to get revenge on him. Meanwhile, Eric implores David not to leave, telling him that his arrival in the village was the best thing that ever happened to him. Bob is joined by a mysterious down-and-out called Errol. Eager to dispense advice, he warns Bob that he left home 18 years ago and wishes he could turn back time. Struck by his words of wisdom Bob decides he wants to come home. Elsewhere, Paddy laments the loss of Rita, pondering whether she was the one. Marlon encourages him not to give up and drives him to the art college. However he is once again left dejected when Rita snubs him in the corridor.