Murder on the Bermuda Queen — Cheryl Peyton

This is the second book in the vacation murder series featuring tour operator turned amateur detective Alex Trotter. Alex has been hired by a former schoolmate to arrange for her wedding/honeymoon cruise on the Bermuda Queen. Alex predicts a sea of trouble ahead when she learns that the guest list includes those who have grudges against the bride and groom. Alex invites her boyfriend, Detective Arlie Tate, to come along. When one of the wedding party is found murdered, Alex and Arlie must go to work to unearth secrets and lies to expose the killer on board who has his own itinerary.