It is a sunny and beautiful season in Finland. Serge (Tero Tiittanen), who used to be a drug dealer, and Pepi (Sara Säkkinen), a beautiful girl who was once addicted to drugs, bid farewell to the unbearable past and meet with friends on the luxury cruise ship Princess Mary. They are about to hold an unforgettable and romantic wedding on the journey. On the ship, Pepi meets her former friend Milo (Patrik Borodavkin), which seems to evoke her bad memories of her drug history and absurd love. The terrible beginning is destined to make this journey a nightmare. After that, starting with the disappearance of one of their friends, Owenna (Sara Lohiniva), people around the couple were attacked and hijacked by masked men one after another. Hatred, suspicion, and anger spread among them, and everything is developing in an irreversible direction...