Former orchestra conductor Gethsemane Brown moves to Ireland to teach at a boarding school. After deciphering a musical message, she meets a renowned composer's ghost who is rumored to be behind the death of his lover.

Our favorite music teacher Gethsemane is back again along with her trusted ghost friend Eamon to solve the unexplained death of a sea captain.

When Gethsemane is invited to play at a wedding, she and Eamon find themselves involved in the death of a member of the bridal party.