Primary school teacher Lizzy Swann is found dead at the bottom of a cliffside coastal walkway, but what appears at first to be a terrible accident, quickly becomes a murder investigation as Vera discovers evidence the body has been tampered with. Int... (more)erviews with those who knew Lizzy paint a troubling picture of a guarded and paranoid woman who seemed to be burning bridges with friends and family alike in the days leading up to her death.