Adventure Cruise for a Corpse 1

You take on the role of Raoul Dusentier, a detective who received an invitation to join a cruise on the yacht of business tycoon, and your good friend Niklos Karaboudjan. Shortly after you join the cruise, Niklos is murdered, and you are knocked unconscious shortly after. You will need to figure out who murdered Niklos, and why, by following the few clues you manage to get your hands on, as well as through interviewing the people who were on board at the time of the murder.