Should an ex-detective and an SAS veteran make the ultimate sacrifice to help an ill friend?

Phil and Ken are badly shaken after Tom's death. A police officer finds Tom's body washed up with his boat and suspects foul play...

Phil and Ken are left reeling by the truth about Marion. Phil must do everything she can to save Ken from ruining the rest of his life and make amends for a love she let pass her by fifty years ago.