Every year, for the past 13 years, Peter and Susan have gone to Lea-on-Sea for their holidays and stayed at the Hotel Vista. However, this year, things start to go wrong as a strange man pretends to be Peter. Who is he? What does he want? And is he friendly or dangerous? Every year, for the past 13 years, Peter and Susan have gone to Lea-on-Sea for their holidays and stayed at the Hotel Vista. However, this year, things start to go wrong as a strange man pretends to be Peter. Who is he? What does he want?