Bad Company : Cambridge English Readers Level 2

Detective Inspector Helen Shepherd is called to investigate the murder of a young woman on a beach on the south coast of England. The young woman was one of a group of workers from a music company who are staying at a nearby hotel. Inspector Shepherd and her new sergeant Webb question the other workers to find out who had a motive for murder. More than one has, so which one is the murderer and how did they do it?