A raunchy re-interpretation of a classic tale. Robinson Crusoe on Sin Island is a seafaring sex saga starring Silvia Saint.

This story begins in the closing days of the Second World War, and revolves around a treasure map divided into 5 pieces, which indicates the location of a priceless treasure hidden by the ruthless general Van Ribbertraunf. A dying antique shop owner passes on the key to the secret 50 years later.