Modern, original fiction for learners of English. Billy Marr, a local misfit, claims he has murdered someone in an Edinburgh park. Inspector Logan and Sergeant Grant don't believe him. Billy has lied many times in the past about crimes he hasn't committed. But then a young woman is found dead in the park. Soon there is another body. Perhaps Billy is not so innocent after all. NOTA: es un libro de la Universidad de Cambridge pensado para aprender inglés. Tiene nivel 4.