Reap the Harvest of Your Land. Series following community life on Shetland's most northerly island, Unst. Eastern Orthodox nun Mother Mary turns her hand to DIY as she puts the finishing touches to her sanctuary and chapel on her croft. Islanders gather the last of the season's produce in celebration of harvest before battening down the hatches for winter. And it is time for Frank and Jem to bid an emotional farewell to Sula their Shetland pony foal at the auction in Lerwick.