Suzie and Mary are excited about helping Summer and Jason plan their upcoming wedding. The wedding will be held at Dune House, the majestic bed and breakfast by the sea. But when Robbie, Paul’s friend turns up dead, Suzie’s focus turns to helping Paul solve the murder of his fellow fisherman. It is a race against the clock to solve the murder before Summer and Jason’s big day, so they can relax and the wedding can go ahead without a hitch. Their investigation leads them on a turbulent journey through the ocean. Will Suzie and Paul be able to solve the murder before someone else turns up dead? Will the wedding go ahead as planned?