Glenbogle has an unexpected guest when a homeless tramp collapses in Isobel's cottage. He has no memory of who he is so they decide to call Liam, at least for the time being. Donald welcomes an old friend from his past but comes to the conclusion that he may have wasted his life. Liam also points out to him that there isn't a single photo of Donald anywhere in the house. Isobel is still trying to find a way to make the farm pay for itself and tries to sell organic beef burgers in the market. She finds she has to face serious competition however. Her old boss, Jackie McIntyre drops in for a visit and wants her to take her old job back.
—garykmcd