Heartbeat S04E15 - A Bird in the Hand

Nick and Kate make an alarming discovery about one of their friends when they attempt to track down the relatives of a frail farmer who is being forced to give up his rundown farm after its products land a villager in grave danger. Meanwhile, Greengrass and Gina try to track down the long-lost brother of a rich Australian who is staying at the Aidensfield Arms because he is offering a reward.