Malcolm's new bull is unwilling to perform, much to the annoyance of Marjorie and Douglas, the co-owners. Meanwhile in London, Kenny looks up some old contacts and goes for a drink with Robbie. Despite his best intentions Robbie doesn't take too kindly to being given advice by Kenny and becomes aggressive. Feeling he's been chasing a lost cause Kenny returns to Ronansay by himself. So he is as surprised as Abby when Robbie turns up unannounced. Carolyn's post-natal depression worsens and Mary doesn't know what to do. She needs to keep a full-time eye on Carolyn and, as a result, Abby's time at the school increases. She finds herself enjoying the challenge - unlike Alfie who can't believe he's being taught by his mother! Now that Mary has reclaimed the cottage, Kenny is living back at Abby's guest house and Gordon is at Marjorie's. Since the birth of Isla, Alistair feels completely impotent in the face of so much new responsibility. Alistair decides it's best for him to leave the island and does so in secret, leaving a note for Big Jerry on the door of the boathouse. Things aren't going too well at the Campbell farm. Colin's simple manner unnerves Ida. He compliments her excessively in an effort to be polite but Ida feels threatened and demands from Malcolm that Colin leave. But Malcolm realises that Colin means no harm and lets him stay. Ida is furious.