The discovery of the skeleton of a baby in an attic reunites Bellamy with his childhood sweetheart as the Ashfordly team investigate the trials and tribulations of the fractured Lomax clan. The case leads Mike to a mental hospital, as he makes a horrifying discovery that sickens him to the core. Meanwhile, Greengrass and David begin selling wild rabbits as pets, leading them into trouble with a disgruntled pet shop owner.