"Contains strong language, violence, sexual situations, drug use, and disturbing images"--Container. Detectives Cadi John and Owen Vaughan investigate the brutal murder of a former school teacher, but a group of local teenagers knows more about what happened than they are letting on. 'Nail-biting, (and) confidently stylish' (The Guardian), this compelling Welsh crime drama has been hailed 'best in class' by the New York Times. "Newly promoted DCI...