Ep 12. Promises to Keep

Tristan has to face the terrors of an enormous sow, Our Gracie, and her litter of piglets, who are due to be castrated. Mrs. Clarke, a very determined old lady, is struggling to keep her farm running until she can hand it over to her young granddaughter, Mary. But she is reaching the stage when she can no longer handle the pressures, even with her elder granddaughter.