At Powderham House residential home, Mrs McCarthy visits a friend, Freda, who appears to be at the end of her tether with her painful illness. Death hanging over Kembleford, the gang attends the local handyman's funeral, along with a new addition to St Mary's, Caitlin, who was thrown out of a convent. Father Brown, Mrs McCarthy and Caitlin all visit Freda, where Mrs McCarthy has a run in with Matron Sophia after she denies Freda more painkillers. Waiting for the others in the lounge, Bunty bumps into her old nanny, Ellen, now in a wheelchair but not letting it stop her living life. The next day, when Mrs McCarthy gets a call that Freda has passed on, a single white dove feather at the scene indicates that she may not have died of natural causes...