Triangle of Sadness centers around a supermodel couple, Antonia and Stig, who eagerly accept an invitation to board a luxurious cruise ship, hoping to enjoy some time away from the glare of the media spotlight. The vessel, owned by a wealthy and eccentric man, promises a paradise-like experience with gourmet meals, non-stop entertainment, and scenic views.
However, as the voyage progresses, things take a dark and twisted turn. Antonia and Stig soon discover that the captain of the ship is mentally unstable and prone to dangerous outbursts. The other passengers are also not who they seem and have their own hidden agendas. The once lavish and carefree environment transforms into a claustrophobic nightmare where everyone is a potential threat.
The situation reaches its breaking point when a violent storm hits the ship, causing it to capsize and sink. The survivors, including Antonia and Stig, are left stranded on a deserted island far from civilization. They must work together to find food, water, shelter, and a way to signal for rescue before succumbing to the dangers of the harsh and unforgiving environment.
As they struggle to stay alive, tensions rise, secrets are revealed, and alliances shift. Antonia and Stig's relationship is put to the test, and they must confront their past traumas and habits if they hope to survive and make it back home alive.
Triangle of Sadness is a gripping and suspenseful thriller that explores the fragility of human nature and the extremes people are willing to go for survival.