When Helen Moore gets a job in a charming seaside guesthouse she expects a life of smooth domestic routine...but there is trouble in store. Her favourite guest James is writing a book about the fishing community and asks Helen to help him with his research. Helen meets some of the fisher girls and is drawn into their harsh lives. Suddenly the theft of some diamonds from Seaview casts suspicion on Helen. She must cross paths with some dangerous people in her quest to prove her innocence but unless the crime can be solved Helen faces a life behind bars...